Home / 2,965,087.90-4,442,549.46-1,990,627.12

Finding the Fourth Proportional to 2,965,087.90, 4,442,549.46 and 1,990,627.12

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Solution

The fourth proportional to 2,965,087.90, 4,442,549.46 and 1,990,627.12 is: 2,982,528.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965,087.90 : 4,442,549.46 = 1,990,627.12 : x
  2. Step 2: Convert to fraction form
    2,965,087.90/4,442,549.46 = 1,990,627.12/x
  3. Step 3: Cross multiply
    2,965,087.90x = 4,442,549.46 × 1,990,627.12
  4. Step 4: Simplify right side
    2,965,087.90x = 8,843,459,437,017.36
  5. Step 5: Solve for x
    x = 8,843,459,437,017.36/2,965,087.90
  6. Step 6: Final answer
    x = 2,982,528.59

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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.