Home / 1,374,156.80-2,058,124.80-814,284.80

Finding the Fourth Proportional to 1,374,156.80, 2,058,124.80 and 814,284.80

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Solution

The fourth proportional to 1,374,156.80, 2,058,124.80 and 814,284.80 is: 1,219,584.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,156.80 : 2,058,124.80 = 814,284.80 : x
  2. Step 2: Convert to fraction form
    1,374,156.80/2,058,124.80 = 814,284.80/x
  3. Step 3: Cross multiply
    1,374,156.80x = 2,058,124.80 × 814,284.80
  4. Step 4: Simplify right side
    1,374,156.80x = 1,675,899,741,143.04
  5. Step 5: Solve for x
    x = 1,675,899,741,143.04/1,374,156.80
  6. Step 6: Final answer
    x = 1,219,584.07

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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.