Home / 1,863,966.48-2,791,465.36-1,062,819.20

Finding the Fourth Proportional to 1,863,966.48, 2,791,465.36 and 1,062,819.20

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Solution

The fourth proportional to 1,863,966.48, 2,791,465.36 and 1,062,819.20 is: 1,591,671.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,966.48 : 2,791,465.36 = 1,062,819.20 : x
  2. Step 2: Convert to fraction form
    1,863,966.48/2,791,465.36 = 1,062,819.20/x
  3. Step 3: Cross multiply
    1,863,966.48x = 2,791,465.36 × 1,062,819.20
  4. Step 4: Simplify right side
    1,863,966.48x = 2,966,822,980,742.91
  5. Step 5: Solve for x
    x = 2,966,822,980,742.91/1,863,966.48
  6. Step 6: Final answer
    x = 1,591,671.85

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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.