Home / 2,007,665.40-3,012,518.70-1,334,215.20

Finding the Fourth Proportional to 2,007,665.40, 3,012,518.70 and 1,334,215.20

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Solution

The fourth proportional to 2,007,665.40, 3,012,518.70 and 1,334,215.20 is: 2,002,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,665.40 : 3,012,518.70 = 1,334,215.20 : x
  2. Step 2: Convert to fraction form
    2,007,665.40/3,012,518.70 = 1,334,215.20/x
  3. Step 3: Cross multiply
    2,007,665.40x = 3,012,518.70 × 1,334,215.20
  4. Step 4: Simplify right side
    2,007,665.40x = 4,019,348,239,824.24
  5. Step 5: Solve for x
    x = 4,019,348,239,824.24/2,007,665.40
  6. Step 6: Final answer
    x = 2,002,001.05

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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.