Home / 3,118,938.22-4,680,273.58-2,865,129.58

Finding the Fourth Proportional to 3,118,938.22, 4,680,273.58 and 2,865,129.58

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Solution

The fourth proportional to 3,118,938.22, 4,680,273.58 and 2,865,129.58 is: 4,299,408.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,938.22 : 4,680,273.58 = 2,865,129.58 : x
  2. Step 2: Convert to fraction form
    3,118,938.22/4,680,273.58 = 2,865,129.58/x
  3. Step 3: Cross multiply
    3,118,938.22x = 4,680,273.58 × 2,865,129.58
  4. Step 4: Simplify right side
    3,118,938.22x = 13,409,590,276,550.50
  5. Step 5: Solve for x
    x = 13,409,590,276,550.50/3,118,938.22
  6. Step 6: Final answer
    x = 4,299,408.75

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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.