Home / 1,264,362.56-1,744,819.58-691,402.74

Finding the Fourth Proportional to 1,264,362.56, 1,744,819.58 and 691,402.74

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Solution

The fourth proportional to 1,264,362.56, 1,744,819.58 and 691,402.74 is: 954,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,362.56 : 1,744,819.58 = 691,402.74 : x
  2. Step 2: Convert to fraction form
    1,264,362.56/1,744,819.58 = 691,402.74/x
  3. Step 3: Cross multiply
    1,264,362.56x = 1,744,819.58 × 691,402.74
  4. Step 4: Simplify right side
    1,264,362.56x = 1,206,373,033,603.08
  5. Step 5: Solve for x
    x = 1,206,373,033,603.08/1,264,362.56
  6. Step 6: Final answer
    x = 954,135.36

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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.