Home / 1,370,511.70-1,891,283.24-758,651.52

Finding the Fourth Proportional to 1,370,511.70, 1,891,283.24 and 758,651.52

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Solution

The fourth proportional to 1,370,511.70, 1,891,283.24 and 758,651.52 is: 1,046,926.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,511.70 : 1,891,283.24 = 758,651.52 : x
  2. Step 2: Convert to fraction form
    1,370,511.70/1,891,283.24 = 758,651.52/x
  3. Step 3: Cross multiply
    1,370,511.70x = 1,891,283.24 × 758,651.52
  4. Step 4: Simplify right side
    1,370,511.70x = 1,434,824,904,776.53
  5. Step 5: Solve for x
    x = 1,434,824,904,776.53/1,370,511.70
  6. Step 6: Final answer
    x = 1,046,926.42

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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.