Home / 1,490,380.48-2,057,008.48-845,861.04

Finding the Fourth Proportional to 1,490,380.48, 2,057,008.48 and 845,861.04

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Solution

The fourth proportional to 1,490,380.48, 2,057,008.48 and 845,861.04 is: 1,167,449.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,380.48 : 2,057,008.48 = 845,861.04 : x
  2. Step 2: Convert to fraction form
    1,490,380.48/2,057,008.48 = 845,861.04/x
  3. Step 3: Cross multiply
    1,490,380.48x = 2,057,008.48 × 845,861.04
  4. Step 4: Simplify right side
    1,490,380.48x = 1,739,943,332,181.62
  5. Step 5: Solve for x
    x = 1,739,943,332,181.62/1,490,380.48
  6. Step 6: Final answer
    x = 1,167,449.09

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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.