Home / 2,847,465.60-3,929,450.04-1,558,280.13

Finding the Fourth Proportional to 2,847,465.60, 3,929,450.04 and 1,558,280.13

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Solution

The fourth proportional to 2,847,465.60, 3,929,450.04 and 1,558,280.13 is: 2,150,397.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,465.60 : 3,929,450.04 = 1,558,280.13 : x
  2. Step 2: Convert to fraction form
    2,847,465.60/3,929,450.04 = 1,558,280.13/x
  3. Step 3: Cross multiply
    2,847,465.60x = 3,929,450.04 × 1,558,280.13
  4. Step 4: Simplify right side
    2,847,465.60x = 6,123,183,919,159.71
  5. Step 5: Solve for x
    x = 6,123,183,919,159.71/2,847,465.60
  6. Step 6: Final answer
    x = 2,150,397.86

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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.