Home / 2,930,761.11-4,396,567.56-909,166.20

Finding the Fourth Proportional to 2,930,761.11, 4,396,567.56 and 909,166.20

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Solution

The fourth proportional to 2,930,761.11, 4,396,567.56 and 909,166.20 is: 1,363,881.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,761.11 : 4,396,567.56 = 909,166.20 : x
  2. Step 2: Convert to fraction form
    2,930,761.11/4,396,567.56 = 909,166.20/x
  3. Step 3: Cross multiply
    2,930,761.11x = 4,396,567.56 × 909,166.20
  4. Step 4: Simplify right side
    2,930,761.11x = 3,997,210,619,151.38
  5. Step 5: Solve for x
    x = 3,997,210,619,151.38/2,930,761.11
  6. Step 6: Final answer
    x = 1,363,881.42

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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.