Home / 3,898,430.57-5,377,674.29-2,266,657.53

Finding the Fourth Proportional to 3,898,430.57, 5,377,674.29 and 2,266,657.53

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Solution

The fourth proportional to 3,898,430.57, 5,377,674.29 and 2,266,657.53 is: 3,126,731.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,430.57 : 5,377,674.29 = 2,266,657.53 : x
  2. Step 2: Convert to fraction form
    3,898,430.57/5,377,674.29 = 2,266,657.53/x
  3. Step 3: Cross multiply
    3,898,430.57x = 5,377,674.29 × 2,266,657.53
  4. Step 4: Simplify right side
    3,898,430.57x = 12,189,345,911,982.62
  5. Step 5: Solve for x
    x = 12,189,345,911,982.62/3,898,430.57
  6. Step 6: Final answer
    x = 3,126,731.57

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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.