Home / 3,117,162.80-4,675,790.28-873,158.96

Finding the Fourth Proportional to 3,117,162.80, 4,675,790.28 and 873,158.96

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Solution

The fourth proportional to 3,117,162.80, 4,675,790.28 and 873,158.96 is: 1,309,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,162.80 : 4,675,790.28 = 873,158.96 : x
  2. Step 2: Convert to fraction form
    3,117,162.80/4,675,790.28 = 873,158.96/x
  3. Step 3: Cross multiply
    3,117,162.80x = 4,675,790.28 × 873,158.96
  4. Step 4: Simplify right side
    3,117,162.80x = 4,082,708,178,062.91
  5. Step 5: Solve for x
    x = 4,082,708,178,062.91/3,117,162.80
  6. Step 6: Final answer
    x = 1,309,751.35

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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.