Home / 3,155,139.60-4,732,709.40-1,025,293.20

Finding the Fourth Proportional to 3,155,139.60, 4,732,709.40 and 1,025,293.20

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Solution

The fourth proportional to 3,155,139.60, 4,732,709.40 and 1,025,293.20 is: 1,537,939.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,139.60 : 4,732,709.40 = 1,025,293.20 : x
  2. Step 2: Convert to fraction form
    3,155,139.60/4,732,709.40 = 1,025,293.20/x
  3. Step 3: Cross multiply
    3,155,139.60x = 4,732,709.40 × 1,025,293.20
  4. Step 4: Simplify right side
    3,155,139.60x = 4,852,414,765,396.08
  5. Step 5: Solve for x
    x = 4,852,414,765,396.08/3,155,139.60
  6. Step 6: Final answer
    x = 1,537,939.80

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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.