Home / 1,182,078.60-1,773,117.90-472,216.20

Finding the Fourth Proportional to 1,182,078.60, 1,773,117.90 and 472,216.20

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Solution

The fourth proportional to 1,182,078.60, 1,773,117.90 and 472,216.20 is: 708,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,078.60 : 1,773,117.90 = 472,216.20 : x
  2. Step 2: Convert to fraction form
    1,182,078.60/1,773,117.90 = 472,216.20/x
  3. Step 3: Cross multiply
    1,182,078.60x = 1,773,117.90 × 472,216.20
  4. Step 4: Simplify right side
    1,182,078.60x = 837,294,996,889.98
  5. Step 5: Solve for x
    x = 837,294,996,889.98/1,182,078.60
  6. Step 6: Final answer
    x = 708,324.30

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Similar ratio
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1.5x scale

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.