Home / 1,104,462.20-1,656,693.30-905,007.80

Finding the Fourth Proportional to 1,104,462.20, 1,656,693.30 and 905,007.80

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Solution

The fourth proportional to 1,104,462.20, 1,656,693.30 and 905,007.80 is: 1,357,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,462.20 : 1,656,693.30 = 905,007.80 : x
  2. Step 2: Convert to fraction form
    1,104,462.20/1,656,693.30 = 905,007.80/x
  3. Step 3: Cross multiply
    1,104,462.20x = 1,656,693.30 × 905,007.80
  4. Step 4: Simplify right side
    1,104,462.20x = 1,499,320,358,707.74
  5. Step 5: Solve for x
    x = 1,499,320,358,707.74/1,104,462.20
  6. Step 6: Final answer
    x = 1,357,511.70

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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.