Home / 1,946,654.70-2,686,118.10-1,087,105.38

Finding the Fourth Proportional to 1,946,654.70, 2,686,118.10 and 1,087,105.38

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Solution

The fourth proportional to 1,946,654.70, 2,686,118.10 and 1,087,105.38 is: 1,500,057.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,654.70 : 2,686,118.10 = 1,087,105.38 : x
  2. Step 2: Convert to fraction form
    1,946,654.70/2,686,118.10 = 1,087,105.38/x
  3. Step 3: Cross multiply
    1,946,654.70x = 2,686,118.10 × 1,087,105.38
  4. Step 4: Simplify right side
    1,946,654.70x = 2,920,093,437,825.38
  5. Step 5: Solve for x
    x = 2,920,093,437,825.38/1,946,654.70
  6. Step 6: Final answer
    x = 1,500,057.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.