Home / 2,812,044.76-3,880,602.40-1,522,855.64

Finding the Fourth Proportional to 2,812,044.76, 3,880,602.40 and 1,522,855.64

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Solution

The fourth proportional to 2,812,044.76, 3,880,602.40 and 1,522,855.64 is: 2,101,530.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,044.76 : 3,880,602.40 = 1,522,855.64 : x
  2. Step 2: Convert to fraction form
    2,812,044.76/3,880,602.40 = 1,522,855.64/x
  3. Step 3: Cross multiply
    2,812,044.76x = 3,880,602.40 × 1,522,855.64
  4. Step 4: Simplify right side
    2,812,044.76x = 5,909,597,251,437.54
  5. Step 5: Solve for x
    x = 5,909,597,251,437.54/2,812,044.76
  6. Step 6: Final answer
    x = 2,101,530.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.