Home / 2,976,094.47-4,456,569.21-1,962,140.22

Finding the Fourth Proportional to 2,976,094.47, 4,456,569.21 and 1,962,140.22

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Solution

The fourth proportional to 2,976,094.47, 4,456,569.21 and 1,962,140.22 is: 2,938,217.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,094.47 : 4,456,569.21 = 1,962,140.22 : x
  2. Step 2: Convert to fraction form
    2,976,094.47/4,456,569.21 = 1,962,140.22/x
  3. Step 3: Cross multiply
    2,976,094.47x = 4,456,569.21 × 1,962,140.22
  4. Step 4: Simplify right side
    2,976,094.47x = 8,744,413,690,154.63
  5. Step 5: Solve for x
    x = 8,744,413,690,154.63/2,976,094.47
  6. Step 6: Final answer
    x = 2,938,217.78

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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.