Home / 1,927,959.16-2,660,481.23-1,112,114.30

Finding the Fourth Proportional to 1,927,959.16, 2,660,481.23 and 1,112,114.30

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Solution

The fourth proportional to 1,927,959.16, 2,660,481.23 and 1,112,114.30 is: 1,534,658.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,959.16 : 2,660,481.23 = 1,112,114.30 : x
  2. Step 2: Convert to fraction form
    1,927,959.16/2,660,481.23 = 1,112,114.30/x
  3. Step 3: Cross multiply
    1,927,959.16x = 2,660,481.23 × 1,112,114.30
  4. Step 4: Simplify right side
    1,927,959.16x = 2,958,759,221,855.22
  5. Step 5: Solve for x
    x = 2,958,759,221,855.22/1,927,959.16
  6. Step 6: Final answer
    x = 1,534,658.66

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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.