Home / 2,320,340.40-3,476,363.40-1,988,564.40

Finding the Fourth Proportional to 2,320,340.40, 3,476,363.40 and 1,988,564.40

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Solution

The fourth proportional to 2,320,340.40, 3,476,363.40 and 1,988,564.40 is: 2,979,292.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320,340.40 : 3,476,363.40 = 1,988,564.40 : x
  2. Step 2: Convert to fraction form
    2,320,340.40/3,476,363.40 = 1,988,564.40/x
  3. Step 3: Cross multiply
    2,320,340.40x = 3,476,363.40 × 1,988,564.40
  4. Step 4: Simplify right side
    2,320,340.40x = 6,912,972,498,702.96
  5. Step 5: Solve for x
    x = 6,912,972,498,702.96/2,320,340.40
  6. Step 6: Final answer
    x = 2,979,292.39

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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.