Home / 1,167,178.53-1,750,920.90-457,114.29

Finding the Fourth Proportional to 1,167,178.53, 1,750,920.90 and 457,114.29

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Solution

The fourth proportional to 1,167,178.53, 1,750,920.90 and 457,114.29 is: 685,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,178.53 : 1,750,920.90 = 457,114.29 : x
  2. Step 2: Convert to fraction form
    1,167,178.53/1,750,920.90 = 457,114.29/x
  3. Step 3: Cross multiply
    1,167,178.53x = 1,750,920.90 × 457,114.29
  4. Step 4: Simplify right side
    1,167,178.53x = 800,370,964,049.66
  5. Step 5: Solve for x
    x = 800,370,964,049.66/1,167,178.53
  6. Step 6: Final answer
    x = 685,731.40

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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.