Home / 1,731,619.76-2,389,521.02-996,455.23

Finding the Fourth Proportional to 1,731,619.76, 2,389,521.02 and 996,455.23

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Solution

The fourth proportional to 1,731,619.76, 2,389,521.02 and 996,455.23 is: 1,375,042.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,619.76 : 2,389,521.02 = 996,455.23 : x
  2. Step 2: Convert to fraction form
    1,731,619.76/2,389,521.02 = 996,455.23/x
  3. Step 3: Cross multiply
    1,731,619.76x = 2,389,521.02 × 996,455.23
  4. Step 4: Simplify right side
    1,731,619.76x = 2,381,050,717,573.93
  5. Step 5: Solve for x
    x = 2,381,050,717,573.93/1,731,619.76
  6. Step 6: Final answer
    x = 1,375,042.47

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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.