Home / 1,264,903.18-1,745,565.80-691,943.20

Finding the Fourth Proportional to 1,264,903.18, 1,745,565.80 and 691,943.20

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Solution

The fourth proportional to 1,264,903.18, 1,745,565.80 and 691,943.20 is: 954,881.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,903.18 : 1,745,565.80 = 691,943.20 : x
  2. Step 2: Convert to fraction form
    1,264,903.18/1,745,565.80 = 691,943.20/x
  3. Step 3: Cross multiply
    1,264,903.18x = 1,745,565.80 × 691,943.20
  4. Step 4: Simplify right side
    1,264,903.18x = 1,207,832,385,462.56
  5. Step 5: Solve for x
    x = 1,207,832,385,462.56/1,264,903.18
  6. Step 6: Final answer
    x = 954,881.29

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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.