Home / 4,789,711.12-7,180,750.32-2,765,659

Finding the Fourth Proportional to 4,789,711.12, 7,180,750.32 and 2,765,659

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Solution

The fourth proportional to 4,789,711.12, 7,180,750.32 and 2,765,659 is: 4,146,284.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,711.12 : 7,180,750.32 = 2,765,659 : x
  2. Step 2: Convert to fraction form
    4,789,711.12/7,180,750.32 = 2,765,659/x
  3. Step 3: Cross multiply
    4,789,711.12x = 7,180,750.32 × 2,765,659
  4. Step 4: Simplify right side
    4,789,711.12x = 19,859,506,749,260.88
  5. Step 5: Solve for x
    x = 19,859,506,749,260.88/4,789,711.12
  6. Step 6: Final answer
    x = 4,146,284.87

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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.