Home / 2,040,369.40-3,057,929.70-1,240,802.20

Finding the Fourth Proportional to 2,040,369.40, 3,057,929.70 and 1,240,802.20

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Solution

The fourth proportional to 2,040,369.40, 3,057,929.70 and 1,240,802.20 is: 1,859,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,369.40 : 3,057,929.70 = 1,240,802.20 : x
  2. Step 2: Convert to fraction form
    2,040,369.40/3,057,929.70 = 1,240,802.20/x
  3. Step 3: Cross multiply
    2,040,369.40x = 3,057,929.70 × 1,240,802.20
  4. Step 4: Simplify right side
    2,040,369.40x = 3,794,285,899,205.34
  5. Step 5: Solve for x
    x = 3,794,285,899,205.34/2,040,369.40
  6. Step 6: Final answer
    x = 1,859,607.33

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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.