Home / 1,696,006.80-2,544,010.20-1,678,292.10

Finding the Fourth Proportional to 1,696,006.80, 2,544,010.20 and 1,678,292.10

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Solution

The fourth proportional to 1,696,006.80, 2,544,010.20 and 1,678,292.10 is: 2,517,438.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,006.80 : 2,544,010.20 = 1,678,292.10 : x
  2. Step 2: Convert to fraction form
    1,696,006.80/2,544,010.20 = 1,678,292.10/x
  3. Step 3: Cross multiply
    1,696,006.80x = 2,544,010.20 × 1,678,292.10
  4. Step 4: Simplify right side
    1,696,006.80x = 4,269,592,220,979.42
  5. Step 5: Solve for x
    x = 4,269,592,220,979.42/1,696,006.80
  6. Step 6: Final answer
    x = 2,517,438.15

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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.