Home / 1,411,755.59-1,948,221.23-767,174.40

Finding the Fourth Proportional to 1,411,755.59, 1,948,221.23 and 767,174.40

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Solution

The fourth proportional to 1,411,755.59, 1,948,221.23 and 767,174.40 is: 1,058,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,755.59 : 1,948,221.23 = 767,174.40 : x
  2. Step 2: Convert to fraction form
    1,411,755.59/1,948,221.23 = 767,174.40/x
  3. Step 3: Cross multiply
    1,411,755.59x = 1,948,221.23 × 767,174.40
  4. Step 4: Simplify right side
    1,411,755.59x = 1,494,625,449,356.64
  5. Step 5: Solve for x
    x = 1,494,625,449,356.64/1,411,755.59
  6. Step 6: Final answer
    x = 1,058,699.87

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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.