Home / 1,039,476.12-1,435,853.76-836,292.48

Finding the Fourth Proportional to 1,039,476.12, 1,435,853.76 and 836,292.48

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Solution

The fourth proportional to 1,039,476.12, 1,435,853.76 and 836,292.48 is: 1,155,191.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,476.12 : 1,435,853.76 = 836,292.48 : x
  2. Step 2: Convert to fraction form
    1,039,476.12/1,435,853.76 = 836,292.48/x
  3. Step 3: Cross multiply
    1,039,476.12x = 1,435,853.76 × 836,292.48
  4. Step 4: Simplify right side
    1,039,476.12x = 1,200,793,701,867.72
  5. Step 5: Solve for x
    x = 1,200,793,701,867.72/1,039,476.12
  6. Step 6: Final answer
    x = 1,155,191.23

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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.