Home / 1,333,423.65-1,998,580.28-534,310.05

Finding the Fourth Proportional to 1,333,423.65, 1,998,580.28 and 534,310.05

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Solution

The fourth proportional to 1,333,423.65, 1,998,580.28 and 534,310.05 is: 800,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,423.65 : 1,998,580.28 = 534,310.05 : x
  2. Step 2: Convert to fraction form
    1,333,423.65/1,998,580.28 = 534,310.05/x
  3. Step 3: Cross multiply
    1,333,423.65x = 1,998,580.28 × 534,310.05
  4. Step 4: Simplify right side
    1,333,423.65x = 1,067,861,526,664.26
  5. Step 5: Solve for x
    x = 1,067,861,526,664.26/1,333,423.65
  6. Step 6: Final answer
    x = 800,841.90

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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.