Home / 2,132,590.14-2,942,974.56-1,165,724.28

Finding the Fourth Proportional to 2,132,590.14, 2,942,974.56 and 1,165,724.28

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Solution

The fourth proportional to 2,132,590.14, 2,942,974.56 and 1,165,724.28 is: 1,608,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,590.14 : 2,942,974.56 = 1,165,724.28 : x
  2. Step 2: Convert to fraction form
    2,132,590.14/2,942,974.56 = 1,165,724.28/x
  3. Step 3: Cross multiply
    2,132,590.14x = 2,942,974.56 × 1,165,724.28
  4. Step 4: Simplify right side
    2,132,590.14x = 3,430,696,900,014.32
  5. Step 5: Solve for x
    x = 3,430,696,900,014.32/2,132,590.14
  6. Step 6: Final answer
    x = 1,608,699.60

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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.