Home / 1,581,402.63-2,182,336.65-856,250.85

Finding the Fourth Proportional to 1,581,402.63, 2,182,336.65 and 856,250.85

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Solution

The fourth proportional to 1,581,402.63, 2,182,336.65 and 856,250.85 is: 1,181,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,402.63 : 2,182,336.65 = 856,250.85 : x
  2. Step 2: Convert to fraction form
    1,581,402.63/2,182,336.65 = 856,250.85/x
  3. Step 3: Cross multiply
    1,581,402.63x = 2,182,336.65 × 856,250.85
  4. Step 4: Simplify right side
    1,581,402.63x = 1,868,627,611,548.65
  5. Step 5: Solve for x
    x = 1,868,627,611,548.65/1,581,402.63
  6. Step 6: Final answer
    x = 1,181,626.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.