Home / 2,008,215.79-3,012,420.51-660,348.52

Finding the Fourth Proportional to 2,008,215.79, 3,012,420.51 and 660,348.52

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Solution

The fourth proportional to 2,008,215.79, 3,012,420.51 and 660,348.52 is: 990,554.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,215.79 : 3,012,420.51 = 660,348.52 : x
  2. Step 2: Convert to fraction form
    2,008,215.79/3,012,420.51 = 660,348.52/x
  3. Step 3: Cross multiply
    2,008,215.79x = 3,012,420.51 × 660,348.52
  4. Step 4: Simplify right side
    2,008,215.79x = 1,989,247,417,865.09
  5. Step 5: Solve for x
    x = 1,989,247,417,865.09/2,008,215.79
  6. Step 6: Final answer
    x = 990,554.62

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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.