Home / 3,266,922.42-4,508,356.65-1,816,586.72

Finding the Fourth Proportional to 3,266,922.42, 4,508,356.65 and 1,816,586.72

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Solution

The fourth proportional to 3,266,922.42, 4,508,356.65 and 1,816,586.72 is: 2,506,891.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,922.42 : 4,508,356.65 = 1,816,586.72 : x
  2. Step 2: Convert to fraction form
    3,266,922.42/4,508,356.65 = 1,816,586.72/x
  3. Step 3: Cross multiply
    3,266,922.42x = 4,508,356.65 × 1,816,586.72
  4. Step 4: Simplify right side
    3,266,922.42x = 8,189,820,820,590.44
  5. Step 5: Solve for x
    x = 8,189,820,820,590.44/3,266,922.42
  6. Step 6: Final answer
    x = 2,506,891.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.