Home / 2,910,080.76-4,015,604.31-1,686,770.01

Finding the Fourth Proportional to 2,910,080.76, 4,015,604.31 and 1,686,770.01

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Solution

The fourth proportional to 2,910,080.76, 4,015,604.31 and 1,686,770.01 is: 2,327,564.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,080.76 : 4,015,604.31 = 1,686,770.01 : x
  2. Step 2: Convert to fraction form
    2,910,080.76/4,015,604.31 = 1,686,770.01/x
  3. Step 3: Cross multiply
    2,910,080.76x = 4,015,604.31 × 1,686,770.01
  4. Step 4: Simplify right side
    2,910,080.76x = 6,773,400,922,134.74
  5. Step 5: Solve for x
    x = 6,773,400,922,134.74/2,910,080.76
  6. Step 6: Final answer
    x = 2,327,564.59

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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.