Home / 2,657,147.70-3,986,110.35-859,725.30

Finding the Fourth Proportional to 2,657,147.70, 3,986,110.35 and 859,725.30

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Solution

The fourth proportional to 2,657,147.70, 3,986,110.35 and 859,725.30 is: 1,289,713.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,147.70 : 3,986,110.35 = 859,725.30 : x
  2. Step 2: Convert to fraction form
    2,657,147.70/3,986,110.35 = 859,725.30/x
  3. Step 3: Cross multiply
    2,657,147.70x = 3,986,110.35 × 859,725.30
  4. Step 4: Simplify right side
    2,657,147.70x = 3,426,959,916,486.86
  5. Step 5: Solve for x
    x = 3,426,959,916,486.86/2,657,147.70
  6. Step 6: Final answer
    x = 1,289,713.75

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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.