Home / 2,115,341.69-3,174,273.30-767,609.46

Finding the Fourth Proportional to 2,115,341.69, 3,174,273.30 and 767,609.46

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Solution

The fourth proportional to 2,115,341.69, 3,174,273.30 and 767,609.46 is: 1,151,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,341.69 : 3,174,273.30 = 767,609.46 : x
  2. Step 2: Convert to fraction form
    2,115,341.69/3,174,273.30 = 767,609.46/x
  3. Step 3: Cross multiply
    2,115,341.69x = 3,174,273.30 × 767,609.46
  4. Step 4: Simplify right side
    2,115,341.69x = 2,436,602,197,834.05
  5. Step 5: Solve for x
    x = 2,436,602,197,834.05/2,115,341.69
  6. Step 6: Final answer
    x = 1,151,871.69

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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.