Home / 3,118,937.22-4,680,272.07-2,865,128.58

Finding the Fourth Proportional to 3,118,937.22, 4,680,272.07 and 2,865,128.58

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Solution

The fourth proportional to 3,118,937.22, 4,680,272.07 and 2,865,128.58 is: 4,299,407.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,937.22 : 4,680,272.07 = 2,865,128.58 : x
  2. Step 2: Convert to fraction form
    3,118,937.22/4,680,272.07 = 2,865,128.58/x
  3. Step 3: Cross multiply
    3,118,937.22x = 4,680,272.07 × 2,865,128.58
  4. Step 4: Simplify right side
    3,118,937.22x = 13,409,581,269,932.76
  5. Step 5: Solve for x
    x = 13,409,581,269,932.76/3,118,937.22
  6. Step 6: Final answer
    x = 4,299,407.24

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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.