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Finding the Fourth Proportional to 5,296,703.55, 7,945,129.17 and 1,510,186.41

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Solution

The fourth proportional to 5,296,703.55, 7,945,129.17 and 1,510,186.41 is: 2,265,300.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296,703.55 : 7,945,129.17 = 1,510,186.41 : x
  2. Step 2: Convert to fraction form
    5,296,703.55/7,945,129.17 = 1,510,186.41/x
  3. Step 3: Cross multiply
    5,296,703.55x = 7,945,129.17 × 1,510,186.41
  4. Step 4: Simplify right side
    5,296,703.55x = 11,998,626,098,228.58
  5. Step 5: Solve for x
    x = 11,998,626,098,228.58/5,296,703.55
  6. Step 6: Final answer
    x = 2,265,300.67

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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.