Home / 1,464,234.52-2,020,644.48-819,655.96

Finding the Fourth Proportional to 1,464,234.52, 2,020,644.48 and 819,655.96

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Solution

The fourth proportional to 1,464,234.52, 2,020,644.48 and 819,655.96 is: 1,131,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,234.52 : 2,020,644.48 = 819,655.96 : x
  2. Step 2: Convert to fraction form
    1,464,234.52/2,020,644.48 = 819,655.96/x
  3. Step 3: Cross multiply
    1,464,234.52x = 2,020,644.48 × 819,655.96
  4. Step 4: Simplify right side
    1,464,234.52x = 1,656,233,291,073.10
  5. Step 5: Solve for x
    x = 1,656,233,291,073.10/1,464,234.52
  6. Step 6: Final answer
    x = 1,131,125.70

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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.