Home / 1,998,570.59-2,997,828.20-482,240.87

Finding the Fourth Proportional to 1,998,570.59, 2,997,828.20 and 482,240.87

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Solution

The fourth proportional to 1,998,570.59, 2,997,828.20 and 482,240.87 is: 723,354.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,570.59 : 2,997,828.20 = 482,240.87 : x
  2. Step 2: Convert to fraction form
    1,998,570.59/2,997,828.20 = 482,240.87/x
  3. Step 3: Cross multiply
    1,998,570.59x = 2,997,828.20 × 482,240.87
  4. Step 4: Simplify right side
    1,998,570.59x = 1,445,675,276,867.33
  5. Step 5: Solve for x
    x = 1,445,675,276,867.33/1,998,570.59
  6. Step 6: Final answer
    x = 723,354.62

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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.