Home / 1,332,972-1,839,501.36-729,360

Finding the Fourth Proportional to 1,332,972, 1,839,501.36 and 729,360

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Solution

The fourth proportional to 1,332,972, 1,839,501.36 and 729,360 is: 1,006,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,972 : 1,839,501.36 = 729,360 : x
  2. Step 2: Convert to fraction form
    1,332,972/1,839,501.36 = 729,360/x
  3. Step 3: Cross multiply
    1,332,972x = 1,839,501.36 × 729,360
  4. Step 4: Simplify right side
    1,332,972x = 1,341,658,711,929.60
  5. Step 5: Solve for x
    x = 1,341,658,711,929.60/1,332,972
  6. Step 6: Final answer
    x = 1,006,516.80

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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.