Home / 1,372,401.20-2,058,601.80-375,129.20

Finding the Fourth Proportional to 1,372,401.20, 2,058,601.80 and 375,129.20

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Solution

The fourth proportional to 1,372,401.20, 2,058,601.80 and 375,129.20 is: 562,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,401.20 : 2,058,601.80 = 375,129.20 : x
  2. Step 2: Convert to fraction form
    1,372,401.20/2,058,601.80 = 375,129.20/x
  3. Step 3: Cross multiply
    1,372,401.20x = 2,058,601.80 × 375,129.20
  4. Step 4: Simplify right side
    1,372,401.20x = 772,241,646,352.56
  5. Step 5: Solve for x
    x = 772,241,646,352.56/1,372,401.20
  6. Step 6: Final answer
    x = 562,693.80

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1.5x scale

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.