Home / 1,694,545.31-2,338,464.10-920,169.28

Finding the Fourth Proportional to 1,694,545.31, 2,338,464.10 and 920,169.28

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Solution

The fourth proportional to 1,694,545.31, 2,338,464.10 and 920,169.28 is: 1,269,829.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,545.31 : 2,338,464.10 = 920,169.28 : x
  2. Step 2: Convert to fraction form
    1,694,545.31/2,338,464.10 = 920,169.28/x
  3. Step 3: Cross multiply
    1,694,545.31x = 2,338,464.10 × 920,169.28
  4. Step 4: Simplify right side
    1,694,545.31x = 2,151,782,822,273.33
  5. Step 5: Solve for x
    x = 2,151,782,822,273.33/1,694,545.31
  6. Step 6: Final answer
    x = 1,269,829.03

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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.