Home / 1,808,422.01-2,497,693.61-1,190,987.25

Finding the Fourth Proportional to 1,808,422.01, 2,497,693.61 and 1,190,987.25

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Solution

The fourth proportional to 1,808,422.01, 2,497,693.61 and 1,190,987.25 is: 1,644,926.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,422.01 : 2,497,693.61 = 1,190,987.25 : x
  2. Step 2: Convert to fraction form
    1,808,422.01/2,497,693.61 = 1,190,987.25/x
  3. Step 3: Cross multiply
    1,808,422.01x = 2,497,693.61 × 1,190,987.25
  4. Step 4: Simplify right side
    1,808,422.01x = 2,974,721,237,961.54
  5. Step 5: Solve for x
    x = 2,974,721,237,961.54/1,808,422.01
  6. Step 6: Final answer
    x = 1,644,926.48

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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.