Home / 2,765,358.30-4,148,037.45-770,814.30

Finding the Fourth Proportional to 2,765,358.30, 4,148,037.45 and 770,814.30

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Solution

The fourth proportional to 2,765,358.30, 4,148,037.45 and 770,814.30 is: 1,156,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765,358.30 : 4,148,037.45 = 770,814.30 : x
  2. Step 2: Convert to fraction form
    2,765,358.30/4,148,037.45 = 770,814.30/x
  3. Step 3: Cross multiply
    2,765,358.30x = 4,148,037.45 × 770,814.30
  4. Step 4: Simplify right side
    2,765,358.30x = 3,197,366,583,395.54
  5. Step 5: Solve for x
    x = 3,197,366,583,395.54/2,765,358.30
  6. Step 6: Final answer
    x = 1,156,221.45

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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.