Home / 1,074,999.68-1,612,360.20-443,828.24

Finding the Fourth Proportional to 1,074,999.68, 1,612,360.20 and 443,828.24

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Solution

The fourth proportional to 1,074,999.68, 1,612,360.20 and 443,828.24 is: 665,684.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,999.68 : 1,612,360.20 = 443,828.24 : x
  2. Step 2: Convert to fraction form
    1,074,999.68/1,612,360.20 = 443,828.24/x
  3. Step 3: Cross multiply
    1,074,999.68x = 1,612,360.20 × 443,828.24
  4. Step 4: Simplify right side
    1,074,999.68x = 715,610,989,812.05
  5. Step 5: Solve for x
    x = 715,610,989,812.05/1,074,999.68
  6. Step 6: Final answer
    x = 665,684.84

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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.