Home / 2,919,336.60-4,379,004.90-2,753,999.40

Finding the Fourth Proportional to 2,919,336.60, 4,379,004.90 and 2,753,999.40

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Solution

The fourth proportional to 2,919,336.60, 4,379,004.90 and 2,753,999.40 is: 4,130,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,336.60 : 4,379,004.90 = 2,753,999.40 : x
  2. Step 2: Convert to fraction form
    2,919,336.60/4,379,004.90 = 2,753,999.40/x
  3. Step 3: Cross multiply
    2,919,336.60x = 4,379,004.90 × 2,753,999.40
  4. Step 4: Simplify right side
    2,919,336.60x = 12,059,776,867,197.06
  5. Step 5: Solve for x
    x = 12,059,776,867,197.06/2,919,336.60
  6. Step 6: Final answer
    x = 4,130,999.10

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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.