Home / 1,696,727.55-2,341,344.78-998,897.58

Finding the Fourth Proportional to 1,696,727.55, 2,341,344.78 and 998,897.58

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Solution

The fourth proportional to 1,696,727.55, 2,341,344.78 and 998,897.58 is: 1,378,396.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,727.55 : 2,341,344.78 = 998,897.58 : x
  2. Step 2: Convert to fraction form
    1,696,727.55/2,341,344.78 = 998,897.58/x
  3. Step 3: Cross multiply
    1,696,727.55x = 2,341,344.78 × 998,897.58
  4. Step 4: Simplify right side
    1,696,727.55x = 2,338,763,634,687.63
  5. Step 5: Solve for x
    x = 2,338,763,634,687.63/1,696,727.55
  6. Step 6: Final answer
    x = 1,378,396.69

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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.