Home / 3,113,021.60-4,669,532.40-2,199,730.40

Finding the Fourth Proportional to 3,113,021.60, 4,669,532.40 and 2,199,730.40

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Solution

The fourth proportional to 3,113,021.60, 4,669,532.40 and 2,199,730.40 is: 3,299,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,021.60 : 4,669,532.40 = 2,199,730.40 : x
  2. Step 2: Convert to fraction form
    3,113,021.60/4,669,532.40 = 2,199,730.40/x
  3. Step 3: Cross multiply
    3,113,021.60x = 4,669,532.40 × 2,199,730.40
  4. Step 4: Simplify right side
    3,113,021.60x = 10,271,712,374,064.96
  5. Step 5: Solve for x
    x = 10,271,712,374,064.96/3,113,021.60
  6. Step 6: Final answer
    x = 3,299,595.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.