Home / 1,550,963.80-2,139,456.10-906,247.16

Finding the Fourth Proportional to 1,550,963.80, 2,139,456.10 and 906,247.16

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Solution

The fourth proportional to 1,550,963.80, 2,139,456.10 and 906,247.16 is: 1,250,110.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,963.80 : 2,139,456.10 = 906,247.16 : x
  2. Step 2: Convert to fraction form
    1,550,963.80/2,139,456.10 = 906,247.16/x
  3. Step 3: Cross multiply
    1,550,963.80x = 2,139,456.10 × 906,247.16
  4. Step 4: Simplify right side
    1,550,963.80x = 1,938,876,014,569.68
  5. Step 5: Solve for x
    x = 1,938,876,014,569.68/1,550,963.80
  6. Step 6: Final answer
    x = 1,250,110.42

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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.