Home / 1,188,164.56-1,782,713.40-522,850

Finding the Fourth Proportional to 1,188,164.56, 1,782,713.40 and 522,850

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Solution

The fourth proportional to 1,188,164.56, 1,782,713.40 and 522,850 is: 784,480.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,164.56 : 1,782,713.40 = 522,850 : x
  2. Step 2: Convert to fraction form
    1,188,164.56/1,782,713.40 = 522,850/x
  3. Step 3: Cross multiply
    1,188,164.56x = 1,782,713.40 × 522,850
  4. Step 4: Simplify right side
    1,188,164.56x = 932,091,701,190
  5. Step 5: Solve for x
    x = 932,091,701,190/1,188,164.56
  6. Step 6: Final answer
    x = 784,480.31

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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.