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Finding the Fourth Proportional to 1,894,766.62, 2,837,056.96 and 1,443,337.02

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Solution

The fourth proportional to 1,894,766.62, 2,837,056.96 and 1,443,337.02 is: 2,161,125.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,766.62 : 2,837,056.96 = 1,443,337.02 : x
  2. Step 2: Convert to fraction form
    1,894,766.62/2,837,056.96 = 1,443,337.02/x
  3. Step 3: Cross multiply
    1,894,766.62x = 2,837,056.96 × 1,443,337.02
  4. Step 4: Simplify right side
    1,894,766.62x = 4,094,829,338,216.66
  5. Step 5: Solve for x
    x = 4,094,829,338,216.66/1,894,766.62
  6. Step 6: Final answer
    x = 2,161,125.96

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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.