Home / 5,459,460.40-8,189,190.60-1,672,451.20

Finding the Fourth Proportional to 5,459,460.40, 8,189,190.60 and 1,672,451.20

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Solution

The fourth proportional to 5,459,460.40, 8,189,190.60 and 1,672,451.20 is: 2,508,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459,460.40 : 8,189,190.60 = 1,672,451.20 : x
  2. Step 2: Convert to fraction form
    5,459,460.40/8,189,190.60 = 1,672,451.20/x
  3. Step 3: Cross multiply
    5,459,460.40x = 8,189,190.60 × 1,672,451.20
  4. Step 4: Simplify right side
    5,459,460.40x = 13,696,021,645,998.72
  5. Step 5: Solve for x
    x = 13,696,021,645,998.72/5,459,460.40
  6. Step 6: Final answer
    x = 2,508,676.80

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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.