Home / 2,930,217.40-4,394,742.90-1,413,897.40

Finding the Fourth Proportional to 2,930,217.40, 4,394,742.90 and 1,413,897.40

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Solution

The fourth proportional to 2,930,217.40, 4,394,742.90 and 1,413,897.40 is: 2,120,564.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,217.40 : 4,394,742.90 = 1,413,897.40 : x
  2. Step 2: Convert to fraction form
    2,930,217.40/4,394,742.90 = 1,413,897.40/x
  3. Step 3: Cross multiply
    2,930,217.40x = 4,394,742.90 × 1,413,897.40
  4. Step 4: Simplify right side
    2,930,217.40x = 6,213,715,559,978.46
  5. Step 5: Solve for x
    x = 6,213,715,559,978.46/2,930,217.40
  6. Step 6: Final answer
    x = 2,120,564.69

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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.