Home / 1,191,506.33-1,644,288.66-647,642.03

Finding the Fourth Proportional to 1,191,506.33, 1,644,288.66 and 647,642.03

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Solution

The fourth proportional to 1,191,506.33, 1,644,288.66 and 647,642.03 is: 893,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,506.33 : 1,644,288.66 = 647,642.03 : x
  2. Step 2: Convert to fraction form
    1,191,506.33/1,644,288.66 = 647,642.03/x
  3. Step 3: Cross multiply
    1,191,506.33x = 1,644,288.66 × 647,642.03
  4. Step 4: Simplify right side
    1,191,506.33x = 1,064,910,446,696.06
  5. Step 5: Solve for x
    x = 1,064,910,446,696.06/1,191,506.33
  6. Step 6: Final answer
    x = 893,751.40

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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.