Home / 1,456,245.46-2,182,790.31-745,298.74

Finding the Fourth Proportional to 1,456,245.46, 2,182,790.31 and 745,298.74

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Solution

The fourth proportional to 1,456,245.46, 2,182,790.31 and 745,298.74 is: 1,117,140.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,245.46 : 2,182,790.31 = 745,298.74 : x
  2. Step 2: Convert to fraction form
    1,456,245.46/2,182,790.31 = 745,298.74/x
  3. Step 3: Cross multiply
    1,456,245.46x = 2,182,790.31 × 745,298.74
  4. Step 4: Simplify right side
    1,456,245.46x = 1,626,830,867,727.21
  5. Step 5: Solve for x
    x = 1,626,830,867,727.21/1,456,245.46
  6. Step 6: Final answer
    x = 1,117,140.56

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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.