Home / 1,217,861.10-1,826,791.65-376,670.70

Finding the Fourth Proportional to 1,217,861.10, 1,826,791.65 and 376,670.70

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Solution

The fourth proportional to 1,217,861.10, 1,826,791.65 and 376,670.70 is: 565,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,861.10 : 1,826,791.65 = 376,670.70 : x
  2. Step 2: Convert to fraction form
    1,217,861.10/1,826,791.65 = 376,670.70/x
  3. Step 3: Cross multiply
    1,217,861.10x = 1,826,791.65 × 376,670.70
  4. Step 4: Simplify right side
    1,217,861.10x = 688,098,889,559.66
  5. Step 5: Solve for x
    x = 688,098,889,559.66/1,217,861.10
  6. Step 6: Final answer
    x = 565,006.05

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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.