Home / 1,244,412.69-1,867,006.59-445,701.18

Finding the Fourth Proportional to 1,244,412.69, 1,867,006.59 and 445,701.18

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Solution

The fourth proportional to 1,244,412.69, 1,867,006.59 and 445,701.18 is: 668,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,412.69 : 1,867,006.59 = 445,701.18 : x
  2. Step 2: Convert to fraction form
    1,244,412.69/1,867,006.59 = 445,701.18/x
  3. Step 3: Cross multiply
    1,244,412.69x = 1,867,006.59 × 445,701.18
  4. Step 4: Simplify right side
    1,244,412.69x = 832,127,040,230.78
  5. Step 5: Solve for x
    x = 832,127,040,230.78/1,244,412.69
  6. Step 6: Final answer
    x = 668,690.58

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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.