Home / 2,071,243.80-3,108,032.10-808,907.40

Finding the Fourth Proportional to 2,071,243.80, 3,108,032.10 and 808,907.40

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Solution

The fourth proportional to 2,071,243.80, 3,108,032.10 and 808,907.40 is: 1,213,816.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,243.80 : 3,108,032.10 = 808,907.40 : x
  2. Step 2: Convert to fraction form
    2,071,243.80/3,108,032.10 = 808,907.40/x
  3. Step 3: Cross multiply
    2,071,243.80x = 3,108,032.10 × 808,907.40
  4. Step 4: Simplify right side
    2,071,243.80x = 2,514,110,165,127.54
  5. Step 5: Solve for x
    x = 2,514,110,165,127.54/2,071,243.80
  6. Step 6: Final answer
    x = 1,213,816.63

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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.