Home / 1,012,646.39-1,519,302.19-414,110.97

Finding the Fourth Proportional to 1,012,646.39, 1,519,302.19 and 414,110.97

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Solution

The fourth proportional to 1,012,646.39, 1,519,302.19 and 414,110.97 is: 621,302.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,646.39 : 1,519,302.19 = 414,110.97 : x
  2. Step 2: Convert to fraction form
    1,012,646.39/1,519,302.19 = 414,110.97/x
  3. Step 3: Cross multiply
    1,012,646.39x = 1,519,302.19 × 414,110.97
  4. Step 4: Simplify right side
    1,012,646.39x = 629,159,703,624.02
  5. Step 5: Solve for x
    x = 629,159,703,624.02/1,012,646.39
  6. Step 6: Final answer
    x = 621,302.47

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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.