Home / 3,398,976.95-4,689,531.63-1,928,642.27

Finding the Fourth Proportional to 3,398,976.95, 4,689,531.63 and 1,928,642.27

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Solution

The fourth proportional to 3,398,976.95, 4,689,531.63 and 1,928,642.27 is: 2,660,926.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,976.95 : 4,689,531.63 = 1,928,642.27 : x
  2. Step 2: Convert to fraction form
    3,398,976.95/4,689,531.63 = 1,928,642.27/x
  3. Step 3: Cross multiply
    3,398,976.95x = 4,689,531.63 × 1,928,642.27
  4. Step 4: Simplify right side
    3,398,976.95x = 9,044,428,904,672.34
  5. Step 5: Solve for x
    x = 9,044,428,904,672.34/3,398,976.95
  6. Step 6: Final answer
    x = 2,660,926.82

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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.