Home / 2,706,817.20-4,061,262.60-2,664,308.40

Finding the Fourth Proportional to 2,706,817.20, 4,061,262.60 and 2,664,308.40

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Solution

The fourth proportional to 2,706,817.20, 4,061,262.60 and 2,664,308.40 is: 3,997,483.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706,817.20 : 4,061,262.60 = 2,664,308.40 : x
  2. Step 2: Convert to fraction form
    2,706,817.20/4,061,262.60 = 2,664,308.40/x
  3. Step 3: Cross multiply
    2,706,817.20x = 4,061,262.60 × 2,664,308.40
  4. Step 4: Simplify right side
    2,706,817.20x = 10,820,456,059,785.84
  5. Step 5: Solve for x
    x = 10,820,456,059,785.84/2,706,817.20
  6. Step 6: Final answer
    x = 3,997,483.12

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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.