Home / 4,906,630.20-7,359,945.30-4,122,809.40

Finding the Fourth Proportional to 4,906,630.20, 7,359,945.30 and 4,122,809.40

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Solution

The fourth proportional to 4,906,630.20, 7,359,945.30 and 4,122,809.40 is: 6,184,214.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906,630.20 : 7,359,945.30 = 4,122,809.40 : x
  2. Step 2: Convert to fraction form
    4,906,630.20/7,359,945.30 = 4,122,809.40/x
  3. Step 3: Cross multiply
    4,906,630.20x = 7,359,945.30 × 4,122,809.40
  4. Step 4: Simplify right side
    4,906,630.20x = 30,343,651,666,325.82
  5. Step 5: Solve for x
    x = 30,343,651,666,325.82/4,906,630.20
  6. Step 6: Final answer
    x = 6,184,214.10

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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.