Home / 1,234,232.20-1,851,525.36-381,378.29

Finding the Fourth Proportional to 1,234,232.20, 1,851,525.36 and 381,378.29

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Solution

The fourth proportional to 1,234,232.20, 1,851,525.36 and 381,378.29 is: 572,122.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,232.20 : 1,851,525.36 = 381,378.29 : x
  2. Step 2: Convert to fraction form
    1,234,232.20/1,851,525.36 = 381,378.29/x
  3. Step 3: Cross multiply
    1,234,232.20x = 1,851,525.36 × 381,378.29
  4. Step 4: Simplify right side
    1,234,232.20x = 706,131,566,430.81
  5. Step 5: Solve for x
    x = 706,131,566,430.81/1,234,232.20
  6. Step 6: Final answer
    x = 572,122.14

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Double scale
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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.