Home / 1,839,685.80-2,759,666.22-491,817.36

Finding the Fourth Proportional to 1,839,685.80, 2,759,666.22 and 491,817.36

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Solution

The fourth proportional to 1,839,685.80, 2,759,666.22 and 491,817.36 is: 737,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,685.80 : 2,759,666.22 = 491,817.36 : x
  2. Step 2: Convert to fraction form
    1,839,685.80/2,759,666.22 = 491,817.36/x
  3. Step 3: Cross multiply
    1,839,685.80x = 2,759,666.22 × 491,817.36
  4. Step 4: Simplify right side
    1,839,685.80x = 1,357,251,754,801.58
  5. Step 5: Solve for x
    x = 1,357,251,754,801.58/1,839,685.80
  6. Step 6: Final answer
    x = 737,762.80

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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.