Home / 1,861,174.34-2,791,955.62-513,337.18

Finding the Fourth Proportional to 1,861,174.34, 2,791,955.62 and 513,337.18

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Solution

The fourth proportional to 1,861,174.34, 2,791,955.62 and 513,337.18 is: 770,059.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,174.34 : 2,791,955.62 = 513,337.18 : x
  2. Step 2: Convert to fraction form
    1,861,174.34/2,791,955.62 = 513,337.18/x
  3. Step 3: Cross multiply
    1,861,174.34x = 2,791,955.62 × 513,337.18
  4. Step 4: Simplify right side
    1,861,174.34x = 1,433,214,624,655.95
  5. Step 5: Solve for x
    x = 1,433,214,624,655.95/1,861,174.34
  6. Step 6: Final answer
    x = 770,059.31

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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.