Home / 2,027,642.24-2,797,954.90-1,211,683.47

Finding the Fourth Proportional to 2,027,642.24, 2,797,954.90 and 1,211,683.47

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Solution

The fourth proportional to 2,027,642.24, 2,797,954.90 and 1,211,683.47 is: 1,672,008.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027,642.24 : 2,797,954.90 = 1,211,683.47 : x
  2. Step 2: Convert to fraction form
    2,027,642.24/2,797,954.90 = 1,211,683.47/x
  3. Step 3: Cross multiply
    2,027,642.24x = 2,797,954.90 × 1,211,683.47
  4. Step 4: Simplify right side
    2,027,642.24x = 3,390,235,699,106.29
  5. Step 5: Solve for x
    x = 3,390,235,699,106.29/2,027,642.24
  6. Step 6: Final answer
    x = 1,672,008.82

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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.