Home / 3,606,407.28-4,976,903.25-1,974,788.64

Finding the Fourth Proportional to 3,606,407.28, 4,976,903.25 and 1,974,788.64

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Solution

The fourth proportional to 3,606,407.28, 4,976,903.25 and 1,974,788.64 is: 2,725,241.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606,407.28 : 4,976,903.25 = 1,974,788.64 : x
  2. Step 2: Convert to fraction form
    3,606,407.28/4,976,903.25 = 1,974,788.64/x
  3. Step 3: Cross multiply
    3,606,407.28x = 4,976,903.25 × 1,974,788.64
  4. Step 4: Simplify right side
    3,606,407.28x = 9,828,332,000,479.08
  5. Step 5: Solve for x
    x = 9,828,332,000,479.08/3,606,407.28
  6. Step 6: Final answer
    x = 2,725,241.84

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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.