Home / 2,315,031.94-3,194,766.45-1,282,561.66

Finding the Fourth Proportional to 2,315,031.94, 3,194,766.45 and 1,282,561.66

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Solution

The fourth proportional to 2,315,031.94, 3,194,766.45 and 1,282,561.66 is: 1,769,947.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,031.94 : 3,194,766.45 = 1,282,561.66 : x
  2. Step 2: Convert to fraction form
    2,315,031.94/3,194,766.45 = 1,282,561.66/x
  3. Step 3: Cross multiply
    2,315,031.94x = 3,194,766.45 × 1,282,561.66
  4. Step 4: Simplify right side
    2,315,031.94x = 4,097,484,961,424.31
  5. Step 5: Solve for x
    x = 4,097,484,961,424.31/2,315,031.94
  6. Step 6: Final answer
    x = 1,769,947.49

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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.