Home / 1,191,799.35-1,644,714.81-647,971.83

Finding the Fourth Proportional to 1,191,799.35, 1,644,714.81 and 647,971.83

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Solution

The fourth proportional to 1,191,799.35, 1,644,714.81 and 647,971.83 is: 894,218.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,799.35 : 1,644,714.81 = 647,971.83 : x
  2. Step 2: Convert to fraction form
    1,191,799.35/1,644,714.81 = 647,971.83/x
  3. Step 3: Cross multiply
    1,191,799.35x = 1,644,714.81 × 647,971.83
  4. Step 4: Simplify right side
    1,191,799.35x = 1,065,728,865,263.80
  5. Step 5: Solve for x
    x = 1,065,728,865,263.80/1,191,799.35
  6. Step 6: Final answer
    x = 894,218.36

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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.