Home / 1,374,838.60-2,064,104.70-806,801.80

Finding the Fourth Proportional to 1,374,838.60, 2,064,104.70 and 806,801.80

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Solution

The fourth proportional to 1,374,838.60, 2,064,104.70 and 806,801.80 is: 1,211,286.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,838.60 : 2,064,104.70 = 806,801.80 : x
  2. Step 2: Convert to fraction form
    1,374,838.60/2,064,104.70 = 806,801.80/x
  3. Step 3: Cross multiply
    1,374,838.60x = 2,064,104.70 × 806,801.80
  4. Step 4: Simplify right side
    1,374,838.60x = 1,665,323,387,348.46
  5. Step 5: Solve for x
    x = 1,665,323,387,348.46/1,374,838.60
  6. Step 6: Final answer
    x = 1,211,286.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.