Home / 2,148,275.12-2,964,560.55-1,181,405.41

Finding the Fourth Proportional to 2,148,275.12, 2,964,560.55 and 1,181,405.41

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Solution

The fourth proportional to 2,148,275.12, 2,964,560.55 and 1,181,405.41 is: 1,630,306.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,275.12 : 2,964,560.55 = 1,181,405.41 : x
  2. Step 2: Convert to fraction form
    2,148,275.12/2,964,560.55 = 1,181,405.41/x
  3. Step 3: Cross multiply
    2,148,275.12x = 2,964,560.55 × 1,181,405.41
  4. Step 4: Simplify right side
    2,148,275.12x = 3,502,347,871,318.01
  5. Step 5: Solve for x
    x = 3,502,347,871,318.01/2,148,275.12
  6. Step 6: Final answer
    x = 1,630,306.96

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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.