Home / 2,121,952.48-3,182,962.40-1,181,301.92

Finding the Fourth Proportional to 2,121,952.48, 3,182,962.40 and 1,181,301.92

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Solution

The fourth proportional to 2,121,952.48, 3,182,962.40 and 1,181,301.92 is: 1,771,971.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,952.48 : 3,182,962.40 = 1,181,301.92 : x
  2. Step 2: Convert to fraction form
    2,121,952.48/3,182,962.40 = 1,181,301.92/x
  3. Step 3: Cross multiply
    2,121,952.48x = 3,182,962.40 × 1,181,301.92
  4. Step 4: Simplify right side
    2,121,952.48x = 3,760,039,594,407.81
  5. Step 5: Solve for x
    x = 3,760,039,594,407.81/2,121,952.48
  6. Step 6: Final answer
    x = 1,771,971.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.