Home / 1,074,540.60-1,609,967.70-512,364.60

Finding the Fourth Proportional to 1,074,540.60, 1,609,967.70 and 512,364.60

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Solution

The fourth proportional to 1,074,540.60, 1,609,967.70 and 512,364.60 is: 767,668.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,540.60 : 1,609,967.70 = 512,364.60 : x
  2. Step 2: Convert to fraction form
    1,074,540.60/1,609,967.70 = 512,364.60/x
  3. Step 3: Cross multiply
    1,074,540.60x = 1,609,967.70 × 512,364.60
  4. Step 4: Simplify right side
    1,074,540.60x = 824,890,456,623.42
  5. Step 5: Solve for x
    x = 824,890,456,623.42/1,074,540.60
  6. Step 6: Final answer
    x = 767,668.02

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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.