Home / 1,640,179.76-2,458,275.01-1,160,545.75

Finding the Fourth Proportional to 1,640,179.76, 2,458,275.01 and 1,160,545.75

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Solution

The fourth proportional to 1,640,179.76, 2,458,275.01 and 1,160,545.75 is: 1,739,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,179.76 : 2,458,275.01 = 1,160,545.75 : x
  2. Step 2: Convert to fraction form
    1,640,179.76/2,458,275.01 = 1,160,545.75/x
  3. Step 3: Cross multiply
    1,640,179.76x = 2,458,275.01 × 1,160,545.75
  4. Step 4: Simplify right side
    1,640,179.76x = 2,852,940,597,092.60
  5. Step 5: Solve for x
    x = 2,852,940,597,092.60/1,640,179.76
  6. Step 6: Final answer
    x = 1,739,407.27

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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.