Home / 3,943,730.80-5,442,348.50-2,132,894.80

Finding the Fourth Proportional to 3,943,730.80, 5,442,348.50 and 2,132,894.80

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Solution

The fourth proportional to 3,943,730.80, 5,442,348.50 and 2,132,894.80 is: 2,943,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,730.80 : 5,442,348.50 = 2,132,894.80 : x
  2. Step 2: Convert to fraction form
    3,943,730.80/5,442,348.50 = 2,132,894.80/x
  3. Step 3: Cross multiply
    3,943,730.80x = 5,442,348.50 × 2,132,894.80
  4. Step 4: Simplify right side
    3,943,730.80x = 11,607,956,815,437.80
  5. Step 5: Solve for x
    x = 11,607,956,815,437.80/3,943,730.80
  6. Step 6: Final answer
    x = 2,943,394.82

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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.