Home / 2,827,199.20-4,240,098.15-805,460.62

Finding the Fourth Proportional to 2,827,199.20, 4,240,098.15 and 805,460.62

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Solution

The fourth proportional to 2,827,199.20, 4,240,098.15 and 805,460.62 is: 1,207,991.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,199.20 : 4,240,098.15 = 805,460.62 : x
  2. Step 2: Convert to fraction form
    2,827,199.20/4,240,098.15 = 805,460.62/x
  3. Step 3: Cross multiply
    2,827,199.20x = 4,240,098.15 × 805,460.62
  4. Step 4: Simplify right side
    2,827,199.20x = 3,415,232,100,308.35
  5. Step 5: Solve for x
    x = 3,415,232,100,308.35/2,827,199.20
  6. Step 6: Final answer
    x = 1,207,991.32

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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.