Home / 1,379,742.31-2,070,948.21-995,886.91

Finding the Fourth Proportional to 1,379,742.31, 2,070,948.21 and 995,886.91

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Solution

The fourth proportional to 1,379,742.31, 2,070,948.21 and 995,886.91 is: 1,494,793.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,742.31 : 2,070,948.21 = 995,886.91 : x
  2. Step 2: Convert to fraction form
    1,379,742.31/2,070,948.21 = 995,886.91/x
  3. Step 3: Cross multiply
    1,379,742.31x = 2,070,948.21 × 995,886.91
  4. Step 4: Simplify right side
    1,379,742.31x = 2,062,430,213,626.93
  5. Step 5: Solve for x
    x = 2,062,430,213,626.93/1,379,742.31
  6. Step 6: Final answer
    x = 1,494,793.77

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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.