Home / 1,307,160.52-1,962,419.96-1,007,831.24

Finding the Fourth Proportional to 1,307,160.52, 1,962,419.96 and 1,007,831.24

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Solution

The fourth proportional to 1,307,160.52, 1,962,419.96 and 1,007,831.24 is: 1,513,041.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,160.52 : 1,962,419.96 = 1,007,831.24 : x
  2. Step 2: Convert to fraction form
    1,307,160.52/1,962,419.96 = 1,007,831.24/x
  3. Step 3: Cross multiply
    1,307,160.52x = 1,962,419.96 × 1,007,831.24
  4. Step 4: Simplify right side
    1,307,160.52x = 1,977,788,141,687.55
  5. Step 5: Solve for x
    x = 1,977,788,141,687.55/1,307,160.52
  6. Step 6: Final answer
    x = 1,513,041.52

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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.