Home / 2,587,884.45-3,882,525.48-790,718.82

Finding the Fourth Proportional to 2,587,884.45, 3,882,525.48 and 790,718.82

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Solution

The fourth proportional to 2,587,884.45, 3,882,525.48 and 790,718.82 is: 1,186,291.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,884.45 : 3,882,525.48 = 790,718.82 : x
  2. Step 2: Convert to fraction form
    2,587,884.45/3,882,525.48 = 790,718.82/x
  3. Step 3: Cross multiply
    2,587,884.45x = 3,882,525.48 × 790,718.82
  4. Step 4: Simplify right side
    2,587,884.45x = 3,069,985,966,165.53
  5. Step 5: Solve for x
    x = 3,069,985,966,165.53/2,587,884.45
  6. Step 6: Final answer
    x = 1,186,291.75

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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.