Home / 1,465,036.73-2,197,103.12-518,189.66

Finding the Fourth Proportional to 1,465,036.73, 2,197,103.12 and 518,189.66

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Solution

The fourth proportional to 1,465,036.73, 2,197,103.12 and 518,189.66 is: 777,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,036.73 : 2,197,103.12 = 518,189.66 : x
  2. Step 2: Convert to fraction form
    1,465,036.73/2,197,103.12 = 518,189.66/x
  3. Step 3: Cross multiply
    1,465,036.73x = 2,197,103.12 × 518,189.66
  4. Step 4: Simplify right side
    1,465,036.73x = 1,138,516,116,146.79
  5. Step 5: Solve for x
    x = 1,138,516,116,146.79/1,465,036.73
  6. Step 6: Final answer
    x = 777,124.62

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Double scale
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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.