Home / 1,853,832.30-2,780,748.45-655,793.70

Finding the Fourth Proportional to 1,853,832.30, 2,780,748.45 and 655,793.70

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Solution

The fourth proportional to 1,853,832.30, 2,780,748.45 and 655,793.70 is: 983,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,832.30 : 2,780,748.45 = 655,793.70 : x
  2. Step 2: Convert to fraction form
    1,853,832.30/2,780,748.45 = 655,793.70/x
  3. Step 3: Cross multiply
    1,853,832.30x = 2,780,748.45 × 655,793.70
  4. Step 4: Simplify right side
    1,853,832.30x = 1,823,597,314,794.77
  5. Step 5: Solve for x
    x = 1,823,597,314,794.77/1,853,832.30
  6. Step 6: Final answer
    x = 983,690.55

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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.