Home / 2,368,019.20-3,552,028.80-2,139,462.40

Finding the Fourth Proportional to 2,368,019.20, 3,552,028.80 and 2,139,462.40

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Solution

The fourth proportional to 2,368,019.20, 3,552,028.80 and 2,139,462.40 is: 3,209,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368,019.20 : 3,552,028.80 = 2,139,462.40 : x
  2. Step 2: Convert to fraction form
    2,368,019.20/3,552,028.80 = 2,139,462.40/x
  3. Step 3: Cross multiply
    2,368,019.20x = 3,552,028.80 × 2,139,462.40
  4. Step 4: Simplify right side
    2,368,019.20x = 7,599,432,061,317.12
  5. Step 5: Solve for x
    x = 7,599,432,061,317.12/2,368,019.20
  6. Step 6: Final answer
    x = 3,209,193.60

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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.