Home / 1,680,678.81-2,521,035.53-482,598.29

Finding the Fourth Proportional to 1,680,678.81, 2,521,035.53 and 482,598.29

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Solution

The fourth proportional to 1,680,678.81, 2,521,035.53 and 482,598.29 is: 723,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,678.81 : 2,521,035.53 = 482,598.29 : x
  2. Step 2: Convert to fraction form
    1,680,678.81/2,521,035.53 = 482,598.29/x
  3. Step 3: Cross multiply
    1,680,678.81x = 2,521,035.53 × 482,598.29
  4. Step 4: Simplify right side
    1,680,678.81x = 1,216,647,420,789.07
  5. Step 5: Solve for x
    x = 1,216,647,420,789.07/1,680,678.81
  6. Step 6: Final answer
    x = 723,902.40

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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.