Home / 1,191,367.41-1,644,097.79-647,504.50

Finding the Fourth Proportional to 1,191,367.41, 1,644,097.79 and 647,504.50

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Solution

The fourth proportional to 1,191,367.41, 1,644,097.79 and 647,504.50 is: 893,562.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,367.41 : 1,644,097.79 = 647,504.50 : x
  2. Step 2: Convert to fraction form
    1,191,367.41/1,644,097.79 = 647,504.50/x
  3. Step 3: Cross multiply
    1,191,367.41x = 1,644,097.79 × 647,504.50
  4. Step 4: Simplify right side
    1,191,367.41x = 1,064,560,714,973.57
  5. Step 5: Solve for x
    x = 1,064,560,714,973.57/1,191,367.41
  6. Step 6: Final answer
    x = 893,562.06

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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.