Home / 1,577,910.60-2,367,449.10-512,987.40

Finding the Fourth Proportional to 1,577,910.60, 2,367,449.10 and 512,987.40

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Solution

The fourth proportional to 1,577,910.60, 2,367,449.10 and 512,987.40 is: 769,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,910.60 : 2,367,449.10 = 512,987.40 : x
  2. Step 2: Convert to fraction form
    1,577,910.60/2,367,449.10 = 512,987.40/x
  3. Step 3: Cross multiply
    1,577,910.60x = 2,367,449.10 × 512,987.40
  4. Step 4: Simplify right side
    1,577,910.60x = 1,214,471,558,441.34
  5. Step 5: Solve for x
    x = 1,214,471,558,441.34/1,577,910.60
  6. Step 6: Final answer
    x = 769,670.70

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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.