Home / 1,127,292.66-1,555,830.06-713,867.16

Finding the Fourth Proportional to 1,127,292.66, 1,555,830.06 and 713,867.16

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Solution

The fourth proportional to 1,127,292.66, 1,555,830.06 and 713,867.16 is: 985,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,292.66 : 1,555,830.06 = 713,867.16 : x
  2. Step 2: Convert to fraction form
    1,127,292.66/1,555,830.06 = 713,867.16/x
  3. Step 3: Cross multiply
    1,127,292.66x = 1,555,830.06 × 713,867.16
  4. Step 4: Simplify right side
    1,127,292.66x = 1,110,655,986,374.83
  5. Step 5: Solve for x
    x = 1,110,655,986,374.83/1,127,292.66
  6. Step 6: Final answer
    x = 985,241.92

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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.