Home / 1,755,798.86-2,423,199.07-991,901.63

Finding the Fourth Proportional to 1,755,798.86, 2,423,199.07 and 991,901.63

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Solution

The fourth proportional to 1,755,798.86, 2,423,199.07 and 991,901.63 is: 1,368,935.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,798.86 : 2,423,199.07 = 991,901.63 : x
  2. Step 2: Convert to fraction form
    1,755,798.86/2,423,199.07 = 991,901.63/x
  3. Step 3: Cross multiply
    1,755,798.86x = 2,423,199.07 × 991,901.63
  4. Step 4: Simplify right side
    1,755,798.86x = 2,403,575,114,645.36
  5. Step 5: Solve for x
    x = 2,403,575,114,645.36/1,755,798.86
  6. Step 6: Final answer
    x = 1,368,935.34

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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.