Home / 784,221.70-1,177,207.35-732,827.20

Finding the Fourth Proportional to 784,221.70, 1,177,207.35 and 732,827.20

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Solution

The fourth proportional to 784,221.70, 1,177,207.35 and 732,827.20 is: 1,100,058.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,221.70 : 1,177,207.35 = 732,827.20 : x
  2. Step 2: Convert to fraction form
    784,221.70/1,177,207.35 = 732,827.20/x
  3. Step 3: Cross multiply
    784,221.70x = 1,177,207.35 × 732,827.20
  4. Step 4: Simplify right side
    784,221.70x = 862,689,566,119.92
  5. Step 5: Solve for x
    x = 862,689,566,119.92/784,221.70
  6. Step 6: Final answer
    x = 1,100,058.27

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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.