Home / 3,643,345.60-5,465,018.40-1,749,630.40

Finding the Fourth Proportional to 3,643,345.60, 5,465,018.40 and 1,749,630.40

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Solution

The fourth proportional to 3,643,345.60, 5,465,018.40 and 1,749,630.40 is: 2,624,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,345.60 : 5,465,018.40 = 1,749,630.40 : x
  2. Step 2: Convert to fraction form
    3,643,345.60/5,465,018.40 = 1,749,630.40/x
  3. Step 3: Cross multiply
    3,643,345.60x = 5,465,018.40 × 1,749,630.40
  4. Step 4: Simplify right side
    3,643,345.60x = 9,561,762,329,199.36
  5. Step 5: Solve for x
    x = 9,561,762,329,199.36/3,643,345.60
  6. Step 6: Final answer
    x = 2,624,445.60

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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.