Home / 2,871,867.60-4,306,246.20-1,187,067.60

Finding the Fourth Proportional to 2,871,867.60, 4,306,246.20 and 1,187,067.60

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Solution

The fourth proportional to 2,871,867.60, 4,306,246.20 and 1,187,067.60 is: 1,779,958.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,867.60 : 4,306,246.20 = 1,187,067.60 : x
  2. Step 2: Convert to fraction form
    2,871,867.60/4,306,246.20 = 1,187,067.60/x
  3. Step 3: Cross multiply
    2,871,867.60x = 4,306,246.20 × 1,187,067.60
  4. Step 4: Simplify right side
    2,871,867.60x = 5,111,805,341,643.12
  5. Step 5: Solve for x
    x = 5,111,805,341,643.12/2,871,867.60
  6. Step 6: Final answer
    x = 1,779,958.57

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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.