Home / 1,074,212.20-1,609,475.10-700,042.60

Finding the Fourth Proportional to 1,074,212.20, 1,609,475.10 and 700,042.60

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Solution

The fourth proportional to 1,074,212.20, 1,609,475.10 and 700,042.60 is: 1,048,862.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,212.20 : 1,609,475.10 = 700,042.60 : x
  2. Step 2: Convert to fraction form
    1,074,212.20/1,609,475.10 = 700,042.60/x
  3. Step 3: Cross multiply
    1,074,212.20x = 1,609,475.10 × 700,042.60
  4. Step 4: Simplify right side
    1,074,212.20x = 1,126,701,133,639.26
  5. Step 5: Solve for x
    x = 1,126,701,133,639.26/1,074,212.20
  6. Step 6: Final answer
    x = 1,048,862.72

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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.