Home / 2,768,767.60-4,153,151.40-747,007.60

Finding the Fourth Proportional to 2,768,767.60, 4,153,151.40 and 747,007.60

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Solution

The fourth proportional to 2,768,767.60, 4,153,151.40 and 747,007.60 is: 1,120,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,767.60 : 4,153,151.40 = 747,007.60 : x
  2. Step 2: Convert to fraction form
    2,768,767.60/4,153,151.40 = 747,007.60/x
  3. Step 3: Cross multiply
    2,768,767.60x = 4,153,151.40 × 747,007.60
  4. Step 4: Simplify right side
    2,768,767.60x = 3,102,435,659,750.64
  5. Step 5: Solve for x
    x = 3,102,435,659,750.64/2,768,767.60
  6. Step 6: Final answer
    x = 1,120,511.40

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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.