Home / 2,221,113.20-3,331,873.13-623,665.53

Finding the Fourth Proportional to 2,221,113.20, 3,331,873.13 and 623,665.53

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Solution

The fourth proportional to 2,221,113.20, 3,331,873.13 and 623,665.53 is: 935,555.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,113.20 : 3,331,873.13 = 623,665.53 : x
  2. Step 2: Convert to fraction form
    2,221,113.20/3,331,873.13 = 623,665.53/x
  3. Step 3: Cross multiply
    2,221,113.20x = 3,331,873.13 × 623,665.53
  4. Step 4: Simplify right side
    2,221,113.20x = 2,077,974,418,395.88
  5. Step 5: Solve for x
    x = 2,077,974,418,395.88/2,221,113.20
  6. Step 6: Final answer
    x = 935,555.39

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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.