Home / 2,587,749.52-3,882,214.80-790,888.48

Finding the Fourth Proportional to 2,587,749.52, 3,882,214.80 and 790,888.48

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Solution

The fourth proportional to 2,587,749.52, 3,882,214.80 and 790,888.48 is: 1,186,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,749.52 : 3,882,214.80 = 790,888.48 : x
  2. Step 2: Convert to fraction form
    2,587,749.52/3,882,214.80 = 790,888.48/x
  3. Step 3: Cross multiply
    2,587,749.52x = 3,882,214.80 × 790,888.48
  4. Step 4: Simplify right side
    2,587,749.52x = 3,070,398,962,205.50
  5. Step 5: Solve for x
    x = 3,070,398,962,205.50/2,587,749.52
  6. Step 6: Final answer
    x = 1,186,513.20

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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.