Home / 1,929,044.83-2,892,976.24-1,333,830.91

Finding the Fourth Proportional to 1,929,044.83, 2,892,976.24 and 1,333,830.91

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Solution

The fourth proportional to 1,929,044.83, 2,892,976.24 and 1,333,830.91 is: 2,000,337.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,044.83 : 2,892,976.24 = 1,333,830.91 : x
  2. Step 2: Convert to fraction form
    1,929,044.83/2,892,976.24 = 1,333,830.91/x
  3. Step 3: Cross multiply
    1,929,044.83x = 2,892,976.24 × 1,333,830.91
  4. Step 4: Simplify right side
    1,929,044.83x = 3,858,741,137,861.09
  5. Step 5: Solve for x
    x = 3,858,741,137,861.09/1,929,044.83
  6. Step 6: Final answer
    x = 2,000,337.72

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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.