Home / 1,628,814.82-2,248,034.25-903,895.38

Finding the Fourth Proportional to 1,628,814.82, 2,248,034.25 and 903,895.38

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Solution

The fourth proportional to 1,628,814.82, 2,248,034.25 and 903,895.38 is: 1,247,525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,814.82 : 2,248,034.25 = 903,895.38 : x
  2. Step 2: Convert to fraction form
    1,628,814.82/2,248,034.25 = 903,895.38/x
  3. Step 3: Cross multiply
    1,628,814.82x = 2,248,034.25 × 903,895.38
  4. Step 4: Simplify right side
    1,628,814.82x = 2,031,987,772,656.77
  5. Step 5: Solve for x
    x = 2,031,987,772,656.77/1,628,814.82
  6. Step 6: Final answer
    x = 1,247,525.35

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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.