Home / 1,134,991.90-1,566,241.14-618,734.62

Finding the Fourth Proportional to 1,134,991.90, 1,566,241.14 and 618,734.62

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Solution

The fourth proportional to 1,134,991.90, 1,566,241.14 and 618,734.62 is: 853,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,991.90 : 1,566,241.14 = 618,734.62 : x
  2. Step 2: Convert to fraction form
    1,134,991.90/1,566,241.14 = 618,734.62/x
  3. Step 3: Cross multiply
    1,134,991.90x = 1,566,241.14 × 618,734.62
  4. Step 4: Simplify right side
    1,134,991.90x = 969,087,616,586.27
  5. Step 5: Solve for x
    x = 969,087,616,586.27/1,134,991.90
  6. Step 6: Final answer
    x = 853,827.78

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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.