Home / 2,425,930.40-3,638,895.60-1,670,103.20

Finding the Fourth Proportional to 2,425,930.40, 3,638,895.60 and 1,670,103.20

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Solution

The fourth proportional to 2,425,930.40, 3,638,895.60 and 1,670,103.20 is: 2,505,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,930.40 : 3,638,895.60 = 1,670,103.20 : x
  2. Step 2: Convert to fraction form
    2,425,930.40/3,638,895.60 = 1,670,103.20/x
  3. Step 3: Cross multiply
    2,425,930.40x = 3,638,895.60 × 1,670,103.20
  4. Step 4: Simplify right side
    2,425,930.40x = 6,077,331,186,025.92
  5. Step 5: Solve for x
    x = 6,077,331,186,025.92/2,425,930.40
  6. Step 6: Final answer
    x = 2,505,154.80

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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.