Home / 3,561,930.40-5,342,895.60-1,430,917.60

Finding the Fourth Proportional to 3,561,930.40, 5,342,895.60 and 1,430,917.60

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Solution

The fourth proportional to 3,561,930.40, 5,342,895.60 and 1,430,917.60 is: 2,146,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,930.40 : 5,342,895.60 = 1,430,917.60 : x
  2. Step 2: Convert to fraction form
    3,561,930.40/5,342,895.60 = 1,430,917.60/x
  3. Step 3: Cross multiply
    3,561,930.40x = 5,342,895.60 × 1,430,917.60
  4. Step 4: Simplify right side
    3,561,930.40x = 7,645,243,349,002.56
  5. Step 5: Solve for x
    x = 7,645,243,349,002.56/3,561,930.40
  6. Step 6: Final answer
    x = 2,146,376.40

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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.