Home / 1,814,312.67-2,503,658.10-998,593.80

Finding the Fourth Proportional to 1,814,312.67, 2,503,658.10 and 998,593.80

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Solution

The fourth proportional to 1,814,312.67, 2,503,658.10 and 998,593.80 is: 1,378,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,312.67 : 2,503,658.10 = 998,593.80 : x
  2. Step 2: Convert to fraction form
    1,814,312.67/2,503,658.10 = 998,593.80/x
  3. Step 3: Cross multiply
    1,814,312.67x = 2,503,658.10 × 998,593.80
  4. Step 4: Simplify right side
    1,814,312.67x = 2,500,137,455,979.78
  5. Step 5: Solve for x
    x = 2,500,137,455,979.78/1,814,312.67
  6. Step 6: Final answer
    x = 1,378,008.05

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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.