Home / 1,371,954.60-2,058,009.66-425,459.88

Finding the Fourth Proportional to 1,371,954.60, 2,058,009.66 and 425,459.88

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Solution

The fourth proportional to 1,371,954.60, 2,058,009.66 and 425,459.88 is: 638,213.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,954.60 : 2,058,009.66 = 425,459.88 : x
  2. Step 2: Convert to fraction form
    1,371,954.60/2,058,009.66 = 425,459.88/x
  3. Step 3: Cross multiply
    1,371,954.60x = 2,058,009.66 × 425,459.88
  4. Step 4: Simplify right side
    1,371,954.60x = 875,600,542,982.44
  5. Step 5: Solve for x
    x = 875,600,542,982.44/1,371,954.60
  6. Step 6: Final answer
    x = 638,213.93

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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.