Home / 2,057,814.38-3,086,881.29-618,385.43

Finding the Fourth Proportional to 2,057,814.38, 3,086,881.29 and 618,385.43

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Solution

The fourth proportional to 2,057,814.38, 3,086,881.29 and 618,385.43 is: 927,626.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,814.38 : 3,086,881.29 = 618,385.43 : x
  2. Step 2: Convert to fraction form
    2,057,814.38/3,086,881.29 = 618,385.43/x
  3. Step 3: Cross multiply
    2,057,814.38x = 3,086,881.29 × 618,385.43
  4. Step 4: Simplify right side
    2,057,814.38x = 1,908,882,421,592.81
  5. Step 5: Solve for x
    x = 1,908,882,421,592.81/2,057,814.38
  6. Step 6: Final answer
    x = 927,626.14

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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.