Home / 1,412,202.25-2,118,284.91-347,253.52

Finding the Fourth Proportional to 1,412,202.25, 2,118,284.91 and 347,253.52

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Solution

The fourth proportional to 1,412,202.25, 2,118,284.91 and 347,253.52 is: 520,875.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,202.25 : 2,118,284.91 = 347,253.52 : x
  2. Step 2: Convert to fraction form
    1,412,202.25/2,118,284.91 = 347,253.52/x
  3. Step 3: Cross multiply
    1,412,202.25x = 2,118,284.91 × 347,253.52
  4. Step 4: Simplify right side
    1,412,202.25x = 735,581,891,360.38
  5. Step 5: Solve for x
    x = 735,581,891,360.38/1,412,202.25
  6. Step 6: Final answer
    x = 520,875.74

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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.