Home / 2,166,247.08-2,989,022.55-1,248,347.52

Finding the Fourth Proportional to 2,166,247.08, 2,989,022.55 and 1,248,347.52

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Solution

The fourth proportional to 2,166,247.08, 2,989,022.55 and 1,248,347.52 is: 1,722,489.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,247.08 : 2,989,022.55 = 1,248,347.52 : x
  2. Step 2: Convert to fraction form
    2,166,247.08/2,989,022.55 = 1,248,347.52/x
  3. Step 3: Cross multiply
    2,166,247.08x = 2,989,022.55 × 1,248,347.52
  4. Step 4: Simplify right side
    2,166,247.08x = 3,731,338,887,516.58
  5. Step 5: Solve for x
    x = 3,731,338,887,516.58/2,166,247.08
  6. Step 6: Final answer
    x = 1,722,489.98

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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.