Home / 4,981,442.81-6,874,403.54-2,888,690.89

Finding the Fourth Proportional to 4,981,442.81, 6,874,403.54 and 2,888,690.89

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Solution

The fourth proportional to 4,981,442.81, 6,874,403.54 and 2,888,690.89 is: 3,986,400.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981,442.81 : 6,874,403.54 = 2,888,690.89 : x
  2. Step 2: Convert to fraction form
    4,981,442.81/6,874,403.54 = 2,888,690.89/x
  3. Step 3: Cross multiply
    4,981,442.81x = 6,874,403.54 × 2,888,690.89
  4. Step 4: Simplify right side
    4,981,442.81x = 19,858,026,831,366.28
  5. Step 5: Solve for x
    x = 19,858,026,831,366.28/4,981,442.81
  6. Step 6: Final answer
    x = 3,986,400.65

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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.