Home / 1,217,472.48-1,680,161.54-673,599.47

Finding the Fourth Proportional to 1,217,472.48, 1,680,161.54 and 673,599.47

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Solution

The fourth proportional to 1,217,472.48, 1,680,161.54 and 673,599.47 is: 929,594.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,472.48 : 1,680,161.54 = 673,599.47 : x
  2. Step 2: Convert to fraction form
    1,217,472.48/1,680,161.54 = 673,599.47/x
  3. Step 3: Cross multiply
    1,217,472.48x = 1,680,161.54 × 673,599.47
  4. Step 4: Simplify right side
    1,217,472.48x = 1,131,755,911,089.58
  5. Step 5: Solve for x
    x = 1,131,755,911,089.58/1,217,472.48
  6. Step 6: Final answer
    x = 929,594.66

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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.