Home / 1,332,970-1,839,498.60-729,358

Finding the Fourth Proportional to 1,332,970, 1,839,498.60 and 729,358

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Solution

The fourth proportional to 1,332,970, 1,839,498.60 and 729,358 is: 1,006,514.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,970 : 1,839,498.60 = 729,358 : x
  2. Step 2: Convert to fraction form
    1,332,970/1,839,498.60 = 729,358/x
  3. Step 3: Cross multiply
    1,332,970x = 1,839,498.60 × 729,358
  4. Step 4: Simplify right side
    1,332,970x = 1,341,653,019,898.80
  5. Step 5: Solve for x
    x = 1,341,653,019,898.80/1,332,970
  6. Step 6: Final answer
    x = 1,006,514.04

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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.