Home / 1,861,165.22-2,794,138.70-1,434,971.76

Finding the Fourth Proportional to 1,861,165.22, 2,794,138.70 and 1,434,971.76

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Solution

The fourth proportional to 1,861,165.22, 2,794,138.70 and 1,434,971.76 is: 2,154,301.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,165.22 : 2,794,138.70 = 1,434,971.76 : x
  2. Step 2: Convert to fraction form
    1,861,165.22/2,794,138.70 = 1,434,971.76/x
  3. Step 3: Cross multiply
    1,861,165.22x = 2,794,138.70 × 1,434,971.76
  4. Step 4: Simplify right side
    1,861,165.22x = 4,009,510,128,023.11
  5. Step 5: Solve for x
    x = 4,009,510,128,023.11/1,861,165.22
  6. Step 6: Final answer
    x = 2,154,301.02

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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.