Home / 2,148,273.18-3,221,720.44-708,633.18

Finding the Fourth Proportional to 2,148,273.18, 3,221,720.44 and 708,633.18

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Solution

The fourth proportional to 2,148,273.18, 3,221,720.44 and 708,633.18 is: 1,062,722.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,273.18 : 3,221,720.44 = 708,633.18 : x
  2. Step 2: Convert to fraction form
    2,148,273.18/3,221,720.44 = 708,633.18/x
  3. Step 3: Cross multiply
    2,148,273.18x = 3,221,720.44 × 708,633.18
  4. Step 4: Simplify right side
    2,148,273.18x = 2,283,018,000,468.20
  5. Step 5: Solve for x
    x = 2,283,018,000,468.20/2,148,273.18
  6. Step 6: Final answer
    x = 1,062,722.39

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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.