Home / 1,254,444.60-1,731,281.94-745,149

Finding the Fourth Proportional to 1,254,444.60, 1,731,281.94 and 745,149

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Solution

The fourth proportional to 1,254,444.60, 1,731,281.94 and 745,149 is: 1,028,393.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,444.60 : 1,731,281.94 = 745,149 : x
  2. Step 2: Convert to fraction form
    1,254,444.60/1,731,281.94 = 745,149/x
  3. Step 3: Cross multiply
    1,254,444.60x = 1,731,281.94 × 745,149
  4. Step 4: Simplify right side
    1,254,444.60x = 1,290,063,006,309.06
  5. Step 5: Solve for x
    x = 1,290,063,006,309.06/1,254,444.60
  6. Step 6: Final answer
    x = 1,028,393.77

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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.