Home / 814,173.12-1,219,170.72-532,870.08

Finding the Fourth Proportional to 814,173.12, 1,219,170.72 and 532,870.08

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Solution

The fourth proportional to 814,173.12, 1,219,170.72 and 532,870.08 is: 797,937.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,173.12 : 1,219,170.72 = 532,870.08 : x
  2. Step 2: Convert to fraction form
    814,173.12/1,219,170.72 = 532,870.08/x
  3. Step 3: Cross multiply
    814,173.12x = 1,219,170.72 × 532,870.08
  4. Step 4: Simplify right side
    814,173.12x = 649,659,599,100.06
  5. Step 5: Solve for x
    x = 649,659,599,100.06/814,173.12
  6. Step 6: Final answer
    x = 797,937.91

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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.