Home / 1,330,892.10-1,996,338.15-1,015,964.10

Finding the Fourth Proportional to 1,330,892.10, 1,996,338.15 and 1,015,964.10

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Solution

The fourth proportional to 1,330,892.10, 1,996,338.15 and 1,015,964.10 is: 1,523,946.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,892.10 : 1,996,338.15 = 1,015,964.10 : x
  2. Step 2: Convert to fraction form
    1,330,892.10/1,996,338.15 = 1,015,964.10/x
  3. Step 3: Cross multiply
    1,330,892.10x = 1,996,338.15 × 1,015,964.10
  4. Step 4: Simplify right side
    1,330,892.10x = 2,028,207,891,860.41
  5. Step 5: Solve for x
    x = 2,028,207,891,860.41/1,330,892.10
  6. Step 6: Final answer
    x = 1,523,946.15

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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.