Home / 2,047,471.40-3,071,206.86-699,645.62

Finding the Fourth Proportional to 2,047,471.40, 3,071,206.86 and 699,645.62

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Solution

The fourth proportional to 2,047,471.40, 3,071,206.86 and 699,645.62 is: 1,049,468.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,471.40 : 3,071,206.86 = 699,645.62 : x
  2. Step 2: Convert to fraction form
    2,047,471.40/3,071,206.86 = 699,645.62/x
  3. Step 3: Cross multiply
    2,047,471.40x = 3,071,206.86 × 699,645.62
  4. Step 4: Simplify right side
    2,047,471.40x = 2,148,756,427,712.95
  5. Step 5: Solve for x
    x = 2,148,756,427,712.95/2,047,471.40
  6. Step 6: Final answer
    x = 1,049,468.35

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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.