Home / 1,826,221.43-2,739,705.77-627,988.13

Finding the Fourth Proportional to 1,826,221.43, 2,739,705.77 and 627,988.13

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Solution

The fourth proportional to 1,826,221.43, 2,739,705.77 and 627,988.13 is: 942,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,221.43 : 2,739,705.77 = 627,988.13 : x
  2. Step 2: Convert to fraction form
    1,826,221.43/2,739,705.77 = 627,988.13/x
  3. Step 3: Cross multiply
    1,826,221.43x = 2,739,705.77 × 627,988.13
  4. Step 4: Simplify right side
    1,826,221.43x = 1,720,502,706,961.83
  5. Step 5: Solve for x
    x = 1,720,502,706,961.83/1,826,221.43
  6. Step 6: Final answer
    x = 942,110.68

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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.