Home / 3,398,712.38-4,690,346.84-1,849,899.20

Finding the Fourth Proportional to 3,398,712.38, 4,690,346.84 and 1,849,899.20

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Solution

The fourth proportional to 3,398,712.38, 4,690,346.84 and 1,849,899.20 is: 2,552,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,712.38 : 4,690,346.84 = 1,849,899.20 : x
  2. Step 2: Convert to fraction form
    3,398,712.38/4,690,346.84 = 1,849,899.20/x
  3. Step 3: Cross multiply
    3,398,712.38x = 4,690,346.84 × 1,849,899.20
  4. Step 4: Simplify right side
    3,398,712.38x = 8,676,668,834,337.30
  5. Step 5: Solve for x
    x = 8,676,668,834,337.30/3,398,712.38
  6. Step 6: Final answer
    x = 2,552,928.25

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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.