Home / 1,826,220.12-2,739,703.80-627,986.82

Finding the Fourth Proportional to 1,826,220.12, 2,739,703.80 and 627,986.82

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Solution

The fourth proportional to 1,826,220.12, 2,739,703.80 and 627,986.82 is: 942,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,220.12 : 2,739,703.80 = 627,986.82 : x
  2. Step 2: Convert to fraction form
    1,826,220.12/2,739,703.80 = 627,986.82/x
  3. Step 3: Cross multiply
    1,826,220.12x = 2,739,703.80 × 627,986.82
  4. Step 4: Simplify right side
    1,826,220.12x = 1,720,497,870,789.50
  5. Step 5: Solve for x
    x = 1,720,497,870,789.50/1,826,220.12
  6. Step 6: Final answer
    x = 942,108.70

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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.