Home / 1,458,049.40-2,187,074.10-1,298,617.10

Finding the Fourth Proportional to 1,458,049.40, 2,187,074.10 and 1,298,617.10

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Solution

The fourth proportional to 1,458,049.40, 2,187,074.10 and 1,298,617.10 is: 1,947,925.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,049.40 : 2,187,074.10 = 1,298,617.10 : x
  2. Step 2: Convert to fraction form
    1,458,049.40/2,187,074.10 = 1,298,617.10/x
  3. Step 3: Cross multiply
    1,458,049.40x = 2,187,074.10 × 1,298,617.10
  4. Step 4: Simplify right side
    1,458,049.40x = 2,840,171,825,227.11
  5. Step 5: Solve for x
    x = 2,840,171,825,227.11/1,458,049.40
  6. Step 6: Final answer
    x = 1,947,925.65

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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.