Home / 1,341,191.88-2,011,590.90-442,663.02

Finding the Fourth Proportional to 1,341,191.88, 2,011,590.90 and 442,663.02

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Solution

The fourth proportional to 1,341,191.88, 2,011,590.90 and 442,663.02 is: 663,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,191.88 : 2,011,590.90 = 442,663.02 : x
  2. Step 2: Convert to fraction form
    1,341,191.88/2,011,590.90 = 442,663.02/x
  3. Step 3: Cross multiply
    1,341,191.88x = 2,011,590.90 × 442,663.02
  4. Step 4: Simplify right side
    1,341,191.88x = 890,456,902,798.52
  5. Step 5: Solve for x
    x = 890,456,902,798.52/1,341,191.88
  6. Step 6: Final answer
    x = 663,929.54

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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.