Home / 1,997,348.83-2,996,777.45-1,199,186.78

Finding the Fourth Proportional to 1,997,348.83, 2,996,777.45 and 1,199,186.78

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Solution

The fourth proportional to 1,997,348.83, 2,996,777.45 and 1,199,186.78 is: 1,799,232.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,348.83 : 2,996,777.45 = 1,199,186.78 : x
  2. Step 2: Convert to fraction form
    1,997,348.83/2,996,777.45 = 1,199,186.78/x
  3. Step 3: Cross multiply
    1,997,348.83x = 2,996,777.45 × 1,199,186.78
  4. Step 4: Simplify right side
    1,997,348.83x = 3,593,695,888,656.19
  5. Step 5: Solve for x
    x = 3,593,695,888,656.19/1,997,348.83
  6. Step 6: Final answer
    x = 1,799,232.98

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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.