Home / 1,526,408.10-2,289,612.15-929,211.30

Finding the Fourth Proportional to 1,526,408.10, 2,289,612.15 and 929,211.30

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Solution

The fourth proportional to 1,526,408.10, 2,289,612.15 and 929,211.30 is: 1,393,816.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,408.10 : 2,289,612.15 = 929,211.30 : x
  2. Step 2: Convert to fraction form
    1,526,408.10/2,289,612.15 = 929,211.30/x
  3. Step 3: Cross multiply
    1,526,408.10x = 2,289,612.15 × 929,211.30
  4. Step 4: Simplify right side
    1,526,408.10x = 2,127,533,482,397.30
  5. Step 5: Solve for x
    x = 2,127,533,482,397.30/1,526,408.10
  6. Step 6: Final answer
    x = 1,393,816.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.