Home / 1,829,167.55-2,520,186.59-1,207,869.56

Finding the Fourth Proportional to 1,829,167.55, 2,520,186.59 and 1,207,869.56

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Solution

The fourth proportional to 1,829,167.55, 2,520,186.59 and 1,207,869.56 is: 1,664,175.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829,167.55 : 2,520,186.59 = 1,207,869.56 : x
  2. Step 2: Convert to fraction form
    1,829,167.55/2,520,186.59 = 1,207,869.56/x
  3. Step 3: Cross multiply
    1,829,167.55x = 2,520,186.59 × 1,207,869.56
  4. Step 4: Simplify right side
    1,829,167.55x = 3,044,056,648,940.92
  5. Step 5: Solve for x
    x = 3,044,056,648,940.92/1,829,167.55
  6. Step 6: Final answer
    x = 1,664,175.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.