Home / 1,349,079.60-2,023,360.20-402,481.20

Finding the Fourth Proportional to 1,349,079.60, 2,023,360.20 and 402,481.20

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Solution

The fourth proportional to 1,349,079.60, 2,023,360.20 and 402,481.20 is: 603,644.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,079.60 : 2,023,360.20 = 402,481.20 : x
  2. Step 2: Convert to fraction form
    1,349,079.60/2,023,360.20 = 402,481.20/x
  3. Step 3: Cross multiply
    1,349,079.60x = 2,023,360.20 × 402,481.20
  4. Step 4: Simplify right side
    1,349,079.60x = 814,364,441,328.24
  5. Step 5: Solve for x
    x = 814,364,441,328.24/1,349,079.60
  6. Step 6: Final answer
    x = 603,644.47

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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.