Home / 972,498.15-1,456,712.73-781,926.57

Finding the Fourth Proportional to 972,498.15, 1,456,712.73 and 781,926.57

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Solution

The fourth proportional to 972,498.15, 1,456,712.73 and 781,926.57 is: 1,171,254.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,498.15 : 1,456,712.73 = 781,926.57 : x
  2. Step 2: Convert to fraction form
    972,498.15/1,456,712.73 = 781,926.57/x
  3. Step 3: Cross multiply
    972,498.15x = 1,456,712.73 × 781,926.57
  4. Step 4: Simplify right side
    972,498.15x = 1,139,042,388,444.24
  5. Step 5: Solve for x
    x = 1,139,042,388,444.24/972,498.15
  6. Step 6: Final answer
    x = 1,171,254.04

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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.