Home / 1,036,659.21-1,555,200.23-587,580.63

Finding the Fourth Proportional to 1,036,659.21, 1,555,200.23 and 587,580.63

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Solution

The fourth proportional to 1,036,659.21, 1,555,200.23 and 587,580.63 is: 881,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,659.21 : 1,555,200.23 = 587,580.63 : x
  2. Step 2: Convert to fraction form
    1,036,659.21/1,555,200.23 = 587,580.63/x
  3. Step 3: Cross multiply
    1,036,659.21x = 1,555,200.23 × 587,580.63
  4. Step 4: Simplify right side
    1,036,659.21x = 913,805,530,919.55
  5. Step 5: Solve for x
    x = 913,805,530,919.55/1,036,659.21
  6. Step 6: Final answer
    x = 881,490.78

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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.