Home / 2,908,575.60-4,363,082.10-778,612.56

Finding the Fourth Proportional to 2,908,575.60, 4,363,082.10 and 778,612.56

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Solution

The fourth proportional to 2,908,575.60, 4,363,082.10 and 778,612.56 is: 1,167,977.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,575.60 : 4,363,082.10 = 778,612.56 : x
  2. Step 2: Convert to fraction form
    2,908,575.60/4,363,082.10 = 778,612.56/x
  3. Step 3: Cross multiply
    2,908,575.60x = 4,363,082.10 × 778,612.56
  4. Step 4: Simplify right side
    2,908,575.60x = 3,397,150,523,371.18
  5. Step 5: Solve for x
    x = 3,397,150,523,371.18/2,908,575.60
  6. Step 6: Final answer
    x = 1,167,977.39

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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.