Home / 1,427,340.52-2,140,477.21-574,123.85

Finding the Fourth Proportional to 1,427,340.52, 2,140,477.21 and 574,123.85

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Solution

The fourth proportional to 1,427,340.52, 2,140,477.21 and 574,123.85 is: 860,971.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,340.52 : 2,140,477.21 = 574,123.85 : x
  2. Step 2: Convert to fraction form
    1,427,340.52/2,140,477.21 = 574,123.85/x
  3. Step 3: Cross multiply
    1,427,340.52x = 2,140,477.21 × 574,123.85
  4. Step 4: Simplify right side
    1,427,340.52x = 1,228,899,015,207.15
  5. Step 5: Solve for x
    x = 1,228,899,015,207.15/1,427,340.52
  6. Step 6: Final answer
    x = 860,971.15

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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.