Home / 3,079,141.20-4,249,043.44-1,702,405.28

Finding the Fourth Proportional to 3,079,141.20, 4,249,043.44 and 1,702,405.28

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Solution

The fourth proportional to 3,079,141.20, 4,249,043.44 and 1,702,405.28 is: 2,349,224.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,141.20 : 4,249,043.44 = 1,702,405.28 : x
  2. Step 2: Convert to fraction form
    3,079,141.20/4,249,043.44 = 1,702,405.28/x
  3. Step 3: Cross multiply
    3,079,141.20x = 4,249,043.44 × 1,702,405.28
  4. Step 4: Simplify right side
    3,079,141.20x = 7,233,593,987,205.36
  5. Step 5: Solve for x
    x = 7,233,593,987,205.36/3,079,141.20
  6. Step 6: Final answer
    x = 2,349,224.51

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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.