Home / 3,470,057.01-4,788,678.11-1,942,164.09

Finding the Fourth Proportional to 3,470,057.01, 4,788,678.11 and 1,942,164.09

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Solution

The fourth proportional to 3,470,057.01, 4,788,678.11 and 1,942,164.09 is: 2,680,186.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,057.01 : 4,788,678.11 = 1,942,164.09 : x
  2. Step 2: Convert to fraction form
    3,470,057.01/4,788,678.11 = 1,942,164.09/x
  3. Step 3: Cross multiply
    3,470,057.01x = 4,788,678.11 × 1,942,164.09
  4. Step 4: Simplify right side
    3,470,057.01x = 9,300,398,654,100.25
  5. Step 5: Solve for x
    x = 9,300,398,654,100.25/3,470,057.01
  6. Step 6: Final answer
    x = 2,680,186.13

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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.