Home / 3,247,105.39-4,477,338.47-2,428,686.25

Finding the Fourth Proportional to 3,247,105.39, 4,477,338.47 and 2,428,686.25

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Solution

The fourth proportional to 3,247,105.39, 4,477,338.47 and 2,428,686.25 is: 3,348,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,105.39 : 4,477,338.47 = 2,428,686.25 : x
  2. Step 2: Convert to fraction form
    3,247,105.39/4,477,338.47 = 2,428,686.25/x
  3. Step 3: Cross multiply
    3,247,105.39x = 4,477,338.47 × 2,428,686.25
  4. Step 4: Simplify right side
    3,247,105.39x = 10,874,050,344,154.91
  5. Step 5: Solve for x
    x = 10,874,050,344,154.91/3,247,105.39
  6. Step 6: Final answer
    x = 3,348,844.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.