Home / 1,316,227-1,974,340.77-474,778.66

Finding the Fourth Proportional to 1,316,227, 1,974,340.77 and 474,778.66

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Solution

The fourth proportional to 1,316,227, 1,974,340.77 and 474,778.66 is: 712,168.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,227 : 1,974,340.77 = 474,778.66 : x
  2. Step 2: Convert to fraction form
    1,316,227/1,974,340.77 = 474,778.66/x
  3. Step 3: Cross multiply
    1,316,227x = 1,974,340.77 × 474,778.66
  4. Step 4: Simplify right side
    1,316,227x = 937,374,865,163.97
  5. Step 5: Solve for x
    x = 937,374,865,163.97/1,316,227
  6. Step 6: Final answer
    x = 712,168.09

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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.