Home / 1,127,288.52-1,555,652.43-611,040.33

Finding the Fourth Proportional to 1,127,288.52, 1,555,652.43 and 611,040.33

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Solution

The fourth proportional to 1,127,288.52, 1,555,652.43 and 611,040.33 is: 843,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,288.52 : 1,555,652.43 = 611,040.33 : x
  2. Step 2: Convert to fraction form
    1,127,288.52/1,555,652.43 = 611,040.33/x
  3. Step 3: Cross multiply
    1,127,288.52x = 1,555,652.43 × 611,040.33
  4. Step 4: Simplify right side
    1,127,288.52x = 950,566,374,192.50
  5. Step 5: Solve for x
    x = 950,566,374,192.50/1,127,288.52
  6. Step 6: Final answer
    x = 843,232.55

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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.