Home / 2,971,282.10-4,104,215.60-2,457,112.86

Finding the Fourth Proportional to 2,971,282.10, 4,104,215.60 and 2,457,112.86

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Solution

The fourth proportional to 2,971,282.10, 4,104,215.60 and 2,457,112.86 is: 3,393,996.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,282.10 : 4,104,215.60 = 2,457,112.86 : x
  2. Step 2: Convert to fraction form
    2,971,282.10/4,104,215.60 = 2,457,112.86/x
  3. Step 3: Cross multiply
    2,971,282.10x = 4,104,215.60 × 2,457,112.86
  4. Step 4: Simplify right side
    2,971,282.10x = 10,084,520,918,687.05
  5. Step 5: Solve for x
    x = 10,084,520,918,687.05/2,971,282.10
  6. Step 6: Final answer
    x = 3,393,996.46

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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.