Home / 3,240,467.52-4,471,973.09-1,863,809.04

Finding the Fourth Proportional to 3,240,467.52, 4,471,973.09 and 1,863,809.04

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Solution

The fourth proportional to 3,240,467.52, 4,471,973.09 and 1,863,809.04 is: 2,572,130.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,467.52 : 4,471,973.09 = 1,863,809.04 : x
  2. Step 2: Convert to fraction form
    3,240,467.52/4,471,973.09 = 1,863,809.04/x
  3. Step 3: Cross multiply
    3,240,467.52x = 4,471,973.09 × 1,863,809.04
  4. Step 4: Simplify right side
    3,240,467.52x = 8,334,903,840,099.82
  5. Step 5: Solve for x
    x = 8,334,903,840,099.82/3,240,467.52
  6. Step 6: Final answer
    x = 2,572,130.04

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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.