Home / 1,540,510.23-2,125,187.71-996,821.52

Finding the Fourth Proportional to 1,540,510.23, 2,125,187.71 and 996,821.52

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Solution

The fourth proportional to 1,540,510.23, 2,125,187.71 and 996,821.52 is: 1,375,150.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,510.23 : 2,125,187.71 = 996,821.52 : x
  2. Step 2: Convert to fraction form
    1,540,510.23/2,125,187.71 = 996,821.52/x
  3. Step 3: Cross multiply
    1,540,510.23x = 2,125,187.71 × 996,821.52
  4. Step 4: Simplify right side
    1,540,510.23x = 2,118,432,843,367.52
  5. Step 5: Solve for x
    x = 2,118,432,843,367.52/1,540,510.23
  6. Step 6: Final answer
    x = 1,375,150.13

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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.