Home / 2,839,271.40-3,919,963.14-1,807,361.64

Finding the Fourth Proportional to 2,839,271.40, 3,919,963.14 and 1,807,361.64

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Solution

The fourth proportional to 2,839,271.40, 3,919,963.14 and 1,807,361.64 is: 2,495,284.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,271.40 : 3,919,963.14 = 1,807,361.64 : x
  2. Step 2: Convert to fraction form
    2,839,271.40/3,919,963.14 = 1,807,361.64/x
  3. Step 3: Cross multiply
    2,839,271.40x = 3,919,963.14 × 1,807,361.64
  4. Step 4: Simplify right side
    2,839,271.40x = 7,084,791,009,449.95
  5. Step 5: Solve for x
    x = 7,084,791,009,449.95/2,839,271.40
  6. Step 6: Final answer
    x = 2,495,284.89

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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.