Home / 1,008,771.04-1,513,517.92-432,152.44

Finding the Fourth Proportional to 1,008,771.04, 1,513,517.92 and 432,152.44

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Solution

The fourth proportional to 1,008,771.04, 1,513,517.92 and 432,152.44 is: 648,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,771.04 : 1,513,517.92 = 432,152.44 : x
  2. Step 2: Convert to fraction form
    1,008,771.04/1,513,517.92 = 432,152.44/x
  3. Step 3: Cross multiply
    1,008,771.04x = 1,513,517.92 × 432,152.44
  4. Step 4: Simplify right side
    1,008,771.04x = 654,070,462,111.73
  5. Step 5: Solve for x
    x = 654,070,462,111.73/1,008,771.04
  6. Step 6: Final answer
    x = 648,383.46

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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.