Home / 2,827,200.20-4,240,099.65-805,461.62

Finding the Fourth Proportional to 2,827,200.20, 4,240,099.65 and 805,461.62

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Solution

The fourth proportional to 2,827,200.20, 4,240,099.65 and 805,461.62 is: 1,207,992.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,200.20 : 4,240,099.65 = 805,461.62 : x
  2. Step 2: Convert to fraction form
    2,827,200.20/4,240,099.65 = 805,461.62/x
  3. Step 3: Cross multiply
    2,827,200.20x = 4,240,099.65 × 805,461.62
  4. Step 4: Simplify right side
    2,827,200.20x = 3,415,237,533,050.43
  5. Step 5: Solve for x
    x = 3,415,237,533,050.43/2,827,200.20
  6. Step 6: Final answer
    x = 1,207,992.82

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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.