Home / 1,001,712.65-1,498,977.25-867,239.23

Finding the Fourth Proportional to 1,001,712.65, 1,498,977.25 and 867,239.23

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Solution

The fourth proportional to 1,001,712.65, 1,498,977.25 and 867,239.23 is: 1,297,749.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,712.65 : 1,498,977.25 = 867,239.23 : x
  2. Step 2: Convert to fraction form
    1,001,712.65/1,498,977.25 = 867,239.23/x
  3. Step 3: Cross multiply
    1,001,712.65x = 1,498,977.25 × 867,239.23
  4. Step 4: Simplify right side
    1,001,712.65x = 1,299,971,870,161.98
  5. Step 5: Solve for x
    x = 1,299,971,870,161.98/1,001,712.65
  6. Step 6: Final answer
    x = 1,297,749.29

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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.