Home / 1,631,753.10-2,447,260.70-620,514.68

Finding the Fourth Proportional to 1,631,753.10, 2,447,260.70 and 620,514.68

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Solution

The fourth proportional to 1,631,753.10, 2,447,260.70 and 620,514.68 is: 930,631.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,753.10 : 2,447,260.70 = 620,514.68 : x
  2. Step 2: Convert to fraction form
    1,631,753.10/2,447,260.70 = 620,514.68/x
  3. Step 3: Cross multiply
    1,631,753.10x = 2,447,260.70 × 620,514.68
  4. Step 4: Simplify right side
    1,631,753.10x = 1,518,561,174,798.20
  5. Step 5: Solve for x
    x = 1,518,561,174,798.20/1,631,753.10
  6. Step 6: Final answer
    x = 930,631.71

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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.