Home / 5,288,074.38-7,932,111.57-1,298,986.38

Finding the Fourth Proportional to 5,288,074.38, 7,932,111.57 and 1,298,986.38

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Solution

The fourth proportional to 5,288,074.38, 7,932,111.57 and 1,298,986.38 is: 1,948,479.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288,074.38 : 7,932,111.57 = 1,298,986.38 : x
  2. Step 2: Convert to fraction form
    5,288,074.38/7,932,111.57 = 1,298,986.38/x
  3. Step 3: Cross multiply
    5,288,074.38x = 7,932,111.57 × 1,298,986.38
  4. Step 4: Simplify right side
    5,288,074.38x = 10,303,704,894,070.42
  5. Step 5: Solve for x
    x = 10,303,704,894,070.42/5,288,074.38
  6. Step 6: Final answer
    x = 1,948,479.57

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Similar ratio
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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.