Home / 2,779,408-4,169,830.79-1,627,627.26

Finding the Fourth Proportional to 2,779,408, 4,169,830.79 and 1,627,627.26

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Solution

The fourth proportional to 2,779,408, 4,169,830.79 and 1,627,627.26 is: 2,441,861.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,408 : 4,169,830.79 = 1,627,627.26 : x
  2. Step 2: Convert to fraction form
    2,779,408/4,169,830.79 = 1,627,627.26/x
  3. Step 3: Cross multiply
    2,779,408x = 4,169,830.79 × 1,627,627.26
  4. Step 4: Simplify right side
    2,779,408x = 6,786,930,263,391.34
  5. Step 5: Solve for x
    x = 6,786,930,263,391.34/2,779,408
  6. Step 6: Final answer
    x = 2,441,861.81

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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.