Home / 1,839,681.77-2,759,312.40-491,949.45

Finding the Fourth Proportional to 1,839,681.77, 2,759,312.40 and 491,949.45

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Solution

The fourth proportional to 1,839,681.77, 2,759,312.40 and 491,949.45 is: 737,867.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,681.77 : 2,759,312.40 = 491,949.45 : x
  2. Step 2: Convert to fraction form
    1,839,681.77/2,759,312.40 = 491,949.45/x
  3. Step 3: Cross multiply
    1,839,681.77x = 2,759,312.40 × 491,949.45
  4. Step 4: Simplify right side
    1,839,681.77x = 1,357,442,217,558.18
  5. Step 5: Solve for x
    x = 1,357,442,217,558.18/1,839,681.77
  6. Step 6: Final answer
    x = 737,867.95

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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.