Home / 3,865,970.34-5,334,866.37-2,318,086.35

Finding the Fourth Proportional to 3,865,970.34, 5,334,866.37 and 2,318,086.35

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Solution

The fourth proportional to 3,865,970.34, 5,334,866.37 and 2,318,086.35 is: 3,198,855.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,970.34 : 5,334,866.37 = 2,318,086.35 : x
  2. Step 2: Convert to fraction form
    3,865,970.34/5,334,866.37 = 2,318,086.35/x
  3. Step 3: Cross multiply
    3,865,970.34x = 5,334,866.37 × 2,318,086.35
  4. Step 4: Simplify right side
    3,865,970.34x = 12,366,680,911,371.05
  5. Step 5: Solve for x
    x = 12,366,680,911,371.05/3,865,970.34
  6. Step 6: Final answer
    x = 3,198,855.61

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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.