Home / 1,929,013.38-2,892,929.07-1,333,799.46

Finding the Fourth Proportional to 1,929,013.38, 2,892,929.07 and 1,333,799.46

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Solution

The fourth proportional to 1,929,013.38, 2,892,929.07 and 1,333,799.46 is: 2,000,290.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,013.38 : 2,892,929.07 = 1,333,799.46 : x
  2. Step 2: Convert to fraction form
    1,929,013.38/2,892,929.07 = 1,333,799.46/x
  3. Step 3: Cross multiply
    1,929,013.38x = 2,892,929.07 × 1,333,799.46
  4. Step 4: Simplify right side
    1,929,013.38x = 3,858,587,231,384.30
  5. Step 5: Solve for x
    x = 3,858,587,231,384.30/1,929,013.38
  6. Step 6: Final answer
    x = 2,000,290.55

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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.