Home / 1,472,287.90-2,031,745.08-827,710.96

Finding the Fourth Proportional to 1,472,287.90, 2,031,745.08 and 827,710.96

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Solution

The fourth proportional to 1,472,287.90, 2,031,745.08 and 827,710.96 is: 1,142,234.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,287.90 : 2,031,745.08 = 827,710.96 : x
  2. Step 2: Convert to fraction form
    1,472,287.90/2,031,745.08 = 827,710.96/x
  3. Step 3: Cross multiply
    1,472,287.90x = 2,031,745.08 × 827,710.96
  4. Step 4: Simplify right side
    1,472,287.90x = 1,681,697,670,642.08
  5. Step 5: Solve for x
    x = 1,681,697,670,642.08/1,472,287.90
  6. Step 6: Final answer
    x = 1,142,234.25

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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.