Home / 1,755,798.80-2,423,198.98-991,901.58

Finding the Fourth Proportional to 1,755,798.80, 2,423,198.98 and 991,901.58

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Solution

The fourth proportional to 1,755,798.80, 2,423,198.98 and 991,901.58 is: 1,368,935.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,798.80 : 2,423,198.98 = 991,901.58 : x
  2. Step 2: Convert to fraction form
    1,755,798.80/2,423,198.98 = 991,901.58/x
  3. Step 3: Cross multiply
    1,755,798.80x = 2,423,198.98 × 991,901.58
  4. Step 4: Simplify right side
    1,755,798.80x = 2,403,574,896,916.39
  5. Step 5: Solve for x
    x = 2,403,574,896,916.39/1,755,798.80
  6. Step 6: Final answer
    x = 1,368,935.27

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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.