Home / 1,330,599.89-1,836,228.52-718,752.62

Finding the Fourth Proportional to 1,330,599.89, 1,836,228.52 and 718,752.62

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Solution

The fourth proportional to 1,330,599.89, 1,836,228.52 and 718,752.62 is: 991,878.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,599.89 : 1,836,228.52 = 718,752.62 : x
  2. Step 2: Convert to fraction form
    1,330,599.89/1,836,228.52 = 718,752.62/x
  3. Step 3: Cross multiply
    1,330,599.89x = 1,836,228.52 × 718,752.62
  4. Step 4: Simplify right side
    1,330,599.89x = 1,319,794,046,893.82
  5. Step 5: Solve for x
    x = 1,319,794,046,893.82/1,330,599.89
  6. Step 6: Final answer
    x = 991,878.97

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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.