Home / 1,658,310.60-2,486,007.90-1,124,099.40

Finding the Fourth Proportional to 1,658,310.60, 2,486,007.90 and 1,124,099.40

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Solution

The fourth proportional to 1,658,310.60, 2,486,007.90 and 1,124,099.40 is: 1,685,160.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,310.60 : 2,486,007.90 = 1,124,099.40 : x
  2. Step 2: Convert to fraction form
    1,658,310.60/2,486,007.90 = 1,124,099.40/x
  3. Step 3: Cross multiply
    1,658,310.60x = 2,486,007.90 × 1,124,099.40
  4. Step 4: Simplify right side
    1,658,310.60x = 2,794,519,988,785.26
  5. Step 5: Solve for x
    x = 2,794,519,988,785.26/1,658,310.60
  6. Step 6: Final answer
    x = 1,685,160.78

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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.