Home / 1,650,582.90-2,476,077.39-639,721.62

Finding the Fourth Proportional to 1,650,582.90, 2,476,077.39 and 639,721.62

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Solution

The fourth proportional to 1,650,582.90, 2,476,077.39 and 639,721.62 is: 959,661.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,582.90 : 2,476,077.39 = 639,721.62 : x
  2. Step 2: Convert to fraction form
    1,650,582.90/2,476,077.39 = 639,721.62/x
  3. Step 3: Cross multiply
    1,650,582.90x = 2,476,077.39 × 639,721.62
  4. Step 4: Simplify right side
    1,650,582.90x = 1,584,000,239,176.17
  5. Step 5: Solve for x
    x = 1,584,000,239,176.17/1,650,582.90
  6. Step 6: Final answer
    x = 959,661.12

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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.