Home / 1,191,060.14-1,643,673.41-647,195.92

Finding the Fourth Proportional to 1,191,060.14, 1,643,673.41 and 647,195.92

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Solution

The fourth proportional to 1,191,060.14, 1,643,673.41 and 647,195.92 is: 893,136.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,060.14 : 1,643,673.41 = 647,195.92 : x
  2. Step 2: Convert to fraction form
    1,191,060.14/1,643,673.41 = 647,195.92/x
  3. Step 3: Cross multiply
    1,191,060.14x = 1,643,673.41 × 647,195.92
  4. Step 4: Simplify right side
    1,191,060.14x = 1,063,778,721,528.51
  5. Step 5: Solve for x
    x = 1,063,778,721,528.51/1,191,060.14
  6. Step 6: Final answer
    x = 893,136.03

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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.