Home / 3,215,615.94-4,817,117.93-1,864,941.12

Finding the Fourth Proportional to 3,215,615.94, 4,817,117.93 and 1,864,941.12

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Solution

The fourth proportional to 3,215,615.94, 4,817,117.93 and 1,864,941.12 is: 2,793,754.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,615.94 : 4,817,117.93 = 1,864,941.12 : x
  2. Step 2: Convert to fraction form
    3,215,615.94/4,817,117.93 = 1,864,941.12/x
  3. Step 3: Cross multiply
    3,215,615.94x = 4,817,117.93 × 1,864,941.12
  4. Step 4: Simplify right side
    3,215,615.94x = 8,983,641,298,221.58
  5. Step 5: Solve for x
    x = 8,983,641,298,221.58/3,215,615.94
  6. Step 6: Final answer
    x = 2,793,754.44

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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.