Home / 1,013,668.86-1,398,866.72-548,522.74

Finding the Fourth Proportional to 1,013,668.86, 1,398,866.72 and 548,522.74

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Solution

The fourth proportional to 1,013,668.86, 1,398,866.72 and 548,522.74 is: 756,963.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,668.86 : 1,398,866.72 = 548,522.74 : x
  2. Step 2: Convert to fraction form
    1,013,668.86/1,398,866.72 = 548,522.74/x
  3. Step 3: Cross multiply
    1,013,668.86x = 1,398,866.72 × 548,522.74
  4. Step 4: Simplify right side
    1,013,668.86x = 767,310,206,149.21
  5. Step 5: Solve for x
    x = 767,310,206,149.21/1,013,668.86
  6. Step 6: Final answer
    x = 756,963.38

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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.