Home / 2,191,288.44-3,024,094.86-1,224,442.20

Finding the Fourth Proportional to 2,191,288.44, 3,024,094.86 and 1,224,442.20

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Solution

The fourth proportional to 2,191,288.44, 3,024,094.86 and 1,224,442.20 is: 1,689,795.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,288.44 : 3,024,094.86 = 1,224,442.20 : x
  2. Step 2: Convert to fraction form
    2,191,288.44/3,024,094.86 = 1,224,442.20/x
  3. Step 3: Cross multiply
    2,191,288.44x = 3,024,094.86 × 1,224,442.20
  4. Step 4: Simplify right side
    2,191,288.44x = 3,702,829,363,387.09
  5. Step 5: Solve for x
    x = 3,702,829,363,387.09/2,191,288.44
  6. Step 6: Final answer
    x = 1,689,795.51

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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.