Home / 1,330,686.32-1,997,521.56-532,524.20

Finding the Fourth Proportional to 1,330,686.32, 1,997,521.56 and 532,524.20

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Solution

The fourth proportional to 1,330,686.32, 1,997,521.56 and 532,524.20 is: 799,383.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,686.32 : 1,997,521.56 = 532,524.20 : x
  2. Step 2: Convert to fraction form
    1,330,686.32/1,997,521.56 = 532,524.20/x
  3. Step 3: Cross multiply
    1,330,686.32x = 1,997,521.56 × 532,524.20
  4. Step 4: Simplify right side
    1,330,686.32x = 1,063,728,570,721.75
  5. Step 5: Solve for x
    x = 1,063,728,570,721.75/1,330,686.32
  6. Step 6: Final answer
    x = 799,383.41

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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.