Home / 1,650,640-2,277,917.76-935,248

Finding the Fourth Proportional to 1,650,640, 2,277,917.76 and 935,248

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Solution

The fourth proportional to 1,650,640, 2,277,917.76 and 935,248 is: 1,290,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,640 : 2,277,917.76 = 935,248 : x
  2. Step 2: Convert to fraction form
    1,650,640/2,277,917.76 = 935,248/x
  3. Step 3: Cross multiply
    1,650,640x = 2,277,917.76 × 935,248
  4. Step 4: Simplify right side
    1,650,640x = 2,130,418,029,204.48
  5. Step 5: Solve for x
    x = 2,130,418,029,204.48/1,650,640
  6. Step 6: Final answer
    x = 1,290,661.82

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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.