Home / 2,224,432.80-3,069,598.01-1,257,505.43

Finding the Fourth Proportional to 2,224,432.80, 3,069,598.01 and 1,257,505.43

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Solution

The fourth proportional to 2,224,432.80, 3,069,598.01 and 1,257,505.43 is: 1,735,290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224,432.80 : 3,069,598.01 = 1,257,505.43 : x
  2. Step 2: Convert to fraction form
    2,224,432.80/3,069,598.01 = 1,257,505.43/x
  3. Step 3: Cross multiply
    2,224,432.80x = 3,069,598.01 × 1,257,505.43
  4. Step 4: Simplify right side
    2,224,432.80x = 3,860,036,143,856.68
  5. Step 5: Solve for x
    x = 3,860,036,143,856.68/2,224,432.80
  6. Step 6: Final answer
    x = 1,735,290.07

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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.