Home / 4,818,471.04-7,218,069.72-2,898,321.76

Finding the Fourth Proportional to 4,818,471.04, 7,218,069.72 and 2,898,321.76

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Solution

The fourth proportional to 4,818,471.04, 7,218,069.72 and 2,898,321.76 is: 4,341,686.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818,471.04 : 7,218,069.72 = 2,898,321.76 : x
  2. Step 2: Convert to fraction form
    4,818,471.04/7,218,069.72 = 2,898,321.76/x
  3. Step 3: Cross multiply
    4,818,471.04x = 7,218,069.72 × 2,898,321.76
  4. Step 4: Simplify right side
    4,818,471.04x = 20,920,288,534,673.11
  5. Step 5: Solve for x
    x = 20,920,288,534,673.11/4,818,471.04
  6. Step 6: Final answer
    x = 4,341,686.06

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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.