Home / 1,191,946.20-1,786,364.10-552,175.80

Finding the Fourth Proportional to 1,191,946.20, 1,786,364.10 and 552,175.80

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Solution

The fourth proportional to 1,191,946.20, 1,786,364.10 and 552,175.80 is: 827,543.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,946.20 : 1,786,364.10 = 552,175.80 : x
  2. Step 2: Convert to fraction form
    1,191,946.20/1,786,364.10 = 552,175.80/x
  3. Step 3: Cross multiply
    1,191,946.20x = 1,786,364.10 × 552,175.80
  4. Step 4: Simplify right side
    1,191,946.20x = 986,387,026,008.78
  5. Step 5: Solve for x
    x = 986,387,026,008.78/1,191,946.20
  6. Step 6: Final answer
    x = 827,543.24

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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.