Home / 1,680,679.31-2,521,036.28-482,598.79

Finding the Fourth Proportional to 1,680,679.31, 2,521,036.28 and 482,598.79

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Solution

The fourth proportional to 1,680,679.31, 2,521,036.28 and 482,598.79 is: 723,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,679.31 : 2,521,036.28 = 482,598.79 : x
  2. Step 2: Convert to fraction form
    1,680,679.31/2,521,036.28 = 482,598.79/x
  3. Step 3: Cross multiply
    1,680,679.31x = 2,521,036.28 × 482,598.79
  4. Step 4: Simplify right side
    1,680,679.31x = 1,216,649,043,255.93
  5. Step 5: Solve for x
    x = 1,216,649,043,255.93/1,680,679.31
  6. Step 6: Final answer
    x = 723,903.15

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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.