Home / 5,122,761.12-7,688,452.44-2,563,208.16

Finding the Fourth Proportional to 5,122,761.12, 7,688,452.44 and 2,563,208.16

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Solution

The fourth proportional to 5,122,761.12, 7,688,452.44 and 2,563,208.16 is: 3,846,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122,761.12 : 7,688,452.44 = 2,563,208.16 : x
  2. Step 2: Convert to fraction form
    5,122,761.12/7,688,452.44 = 2,563,208.16/x
  3. Step 3: Cross multiply
    5,122,761.12x = 7,688,452.44 × 2,563,208.16
  4. Step 4: Simplify right side
    5,122,761.12x = 19,707,104,031,979.91
  5. Step 5: Solve for x
    x = 19,707,104,031,979.91/5,122,761.12
  6. Step 6: Final answer
    x = 3,846,969.16

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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.