Home / 1,337,918.86-1,846,332.86-726,071.45

Finding the Fourth Proportional to 1,337,918.86, 1,846,332.86 and 726,071.45

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Solution

The fourth proportional to 1,337,918.86, 1,846,332.86 and 726,071.45 is: 1,001,981.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,918.86 : 1,846,332.86 = 726,071.45 : x
  2. Step 2: Convert to fraction form
    1,337,918.86/1,846,332.86 = 726,071.45/x
  3. Step 3: Cross multiply
    1,337,918.86x = 1,846,332.86 × 726,071.45
  4. Step 4: Simplify right side
    1,337,918.86x = 1,340,569,577,828.32
  5. Step 5: Solve for x
    x = 1,340,569,577,828.32/1,337,918.86
  6. Step 6: Final answer
    x = 1,001,981.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.