Home / 3,266,943.28-4,508,385.47-1,816,607.57

Finding the Fourth Proportional to 3,266,943.28, 4,508,385.47 and 1,816,607.57

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Solution

The fourth proportional to 3,266,943.28, 4,508,385.47 and 1,816,607.57 is: 2,506,920.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,943.28 : 4,508,385.47 = 1,816,607.57 : x
  2. Step 2: Convert to fraction form
    3,266,943.28/4,508,385.47 = 1,816,607.57/x
  3. Step 3: Cross multiply
    3,266,943.28x = 4,508,385.47 × 1,816,607.57
  4. Step 4: Simplify right side
    3,266,943.28x = 8,189,967,180,781.65
  5. Step 5: Solve for x
    x = 8,189,967,180,781.65/3,266,943.28
  6. Step 6: Final answer
    x = 2,506,920.53

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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.