Home / 4,674,020.82-7,011,031.26-1,128,164.82

Finding the Fourth Proportional to 4,674,020.82, 7,011,031.26 and 1,128,164.82

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Solution

The fourth proportional to 4,674,020.82, 7,011,031.26 and 1,128,164.82 is: 1,692,247.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,020.82 : 7,011,031.26 = 1,128,164.82 : x
  2. Step 2: Convert to fraction form
    4,674,020.82/7,011,031.26 = 1,128,164.82/x
  3. Step 3: Cross multiply
    4,674,020.82x = 7,011,031.26 × 1,128,164.82
  4. Step 4: Simplify right side
    4,674,020.82x = 7,909,598,819,452.27
  5. Step 5: Solve for x
    x = 7,909,598,819,452.27/4,674,020.82
  6. Step 6: Final answer
    x = 1,692,247.24

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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.