Home / 1,427,216.49-2,140,291.35-574,000.16

Finding the Fourth Proportional to 1,427,216.49, 2,140,291.35 and 574,000.16

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Solution

The fourth proportional to 1,427,216.49, 2,140,291.35 and 574,000.16 is: 860,785.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,216.49 : 2,140,291.35 = 574,000.16 : x
  2. Step 2: Convert to fraction form
    1,427,216.49/2,140,291.35 = 574,000.16/x
  3. Step 3: Cross multiply
    1,427,216.49x = 2,140,291.35 × 574,000.16
  4. Step 4: Simplify right side
    1,427,216.49x = 1,228,527,566,645.16
  5. Step 5: Solve for x
    x = 1,228,527,566,645.16/1,427,216.49
  6. Step 6: Final answer
    x = 860,785.71

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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.