Home / 1,264,877.20-1,745,572.18-691,904.26

Finding the Fourth Proportional to 1,264,877.20, 1,745,572.18 and 691,904.26

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Solution

The fourth proportional to 1,264,877.20, 1,745,572.18 and 691,904.26 is: 954,850.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,877.20 : 1,745,572.18 = 691,904.26 : x
  2. Step 2: Convert to fraction form
    1,264,877.20/1,745,572.18 = 691,904.26/x
  3. Step 3: Cross multiply
    1,264,877.20x = 1,745,572.18 × 691,904.26
  4. Step 4: Simplify right side
    1,264,877.20x = 1,207,768,827,479.49
  5. Step 5: Solve for x
    x = 1,207,768,827,479.49/1,264,877.20
  6. Step 6: Final answer
    x = 954,850.66

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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.