Home / 3,849,380.64-5,312,334.24-2,218,043.52

Finding the Fourth Proportional to 3,849,380.64, 5,312,334.24 and 2,218,043.52

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Solution

The fourth proportional to 3,849,380.64, 5,312,334.24 and 2,218,043.52 is: 3,061,008.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,380.64 : 5,312,334.24 = 2,218,043.52 : x
  2. Step 2: Convert to fraction form
    3,849,380.64/5,312,334.24 = 2,218,043.52/x
  3. Step 3: Cross multiply
    3,849,380.64x = 5,312,334.24 × 2,218,043.52
  4. Step 4: Simplify right side
    3,849,380.64x = 11,782,988,537,106.12
  5. Step 5: Solve for x
    x = 11,782,988,537,106.12/3,849,380.64
  6. Step 6: Final answer
    x = 3,061,008.94

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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.