Home / 1,191,326.27-1,644,042.96-647,462.12

Finding the Fourth Proportional to 1,191,326.27, 1,644,042.96 and 647,462.12

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Solution

The fourth proportional to 1,191,326.27, 1,644,042.96 and 647,462.12 is: 893,504.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,326.27 : 1,644,042.96 = 647,462.12 : x
  2. Step 2: Convert to fraction form
    1,191,326.27/1,644,042.96 = 647,462.12/x
  3. Step 3: Cross multiply
    1,191,326.27x = 1,644,042.96 × 647,462.12
  4. Step 4: Simplify right side
    1,191,326.27x = 1,064,455,532,032.46
  5. Step 5: Solve for x
    x = 1,064,455,532,032.46/1,191,326.27
  6. Step 6: Final answer
    x = 893,504.63

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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.