Home / 1,929,044.67-2,892,976.05-1,333,830.75

Finding the Fourth Proportional to 1,929,044.67, 2,892,976.05 and 1,333,830.75

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Solution

The fourth proportional to 1,929,044.67, 2,892,976.05 and 1,333,830.75 is: 2,000,337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,044.67 : 2,892,976.05 = 1,333,830.75 : x
  2. Step 2: Convert to fraction form
    1,929,044.67/2,892,976.05 = 1,333,830.75/x
  3. Step 3: Cross multiply
    1,929,044.67x = 2,892,976.05 × 1,333,830.75
  4. Step 4: Simplify right side
    1,929,044.67x = 3,858,740,408,656.74
  5. Step 5: Solve for x
    x = 3,858,740,408,656.74/1,929,044.67
  6. Step 6: Final answer
    x = 2,000,337.51

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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.