Home / 1,650,687.51-2,277,110.38-1,078,062.87

Finding the Fourth Proportional to 1,650,687.51, 2,277,110.38 and 1,078,062.87

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Solution

The fourth proportional to 1,650,687.51, 2,277,110.38 and 1,078,062.87 is: 1,487,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,687.51 : 2,277,110.38 = 1,078,062.87 : x
  2. Step 2: Convert to fraction form
    1,650,687.51/2,277,110.38 = 1,078,062.87/x
  3. Step 3: Cross multiply
    1,650,687.51x = 2,277,110.38 × 1,078,062.87
  4. Step 4: Simplify right side
    1,650,687.51x = 2,454,868,151,569.59
  5. Step 5: Solve for x
    x = 2,454,868,151,569.59/1,650,687.51
  6. Step 6: Final answer
    x = 1,487,179.21

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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.