Home / 5,214,894.60-7,820,009.10-2,018,958.60

Finding the Fourth Proportional to 5,214,894.60, 7,820,009.10 and 2,018,958.60

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Solution

The fourth proportional to 5,214,894.60, 7,820,009.10 and 2,018,958.60 is: 3,027,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,894.60 : 7,820,009.10 = 2,018,958.60 : x
  2. Step 2: Convert to fraction form
    5,214,894.60/7,820,009.10 = 2,018,958.60/x
  3. Step 3: Cross multiply
    5,214,894.60x = 7,820,009.10 × 2,018,958.60
  4. Step 4: Simplify right side
    5,214,894.60x = 15,788,274,624,523.26
  5. Step 5: Solve for x
    x = 15,788,274,624,523.26/5,214,894.60
  6. Step 6: Final answer
    x = 3,027,534.75

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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.