Home / 5,322,536.40-7,983,803.76-1,279,024.29

Finding the Fourth Proportional to 5,322,536.40, 7,983,803.76 and 1,279,024.29

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Solution

The fourth proportional to 5,322,536.40, 7,983,803.76 and 1,279,024.29 is: 1,918,536.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322,536.40 : 7,983,803.76 = 1,279,024.29 : x
  2. Step 2: Convert to fraction form
    5,322,536.40/7,983,803.76 = 1,279,024.29/x
  3. Step 3: Cross multiply
    5,322,536.40x = 7,983,803.76 × 1,279,024.29
  4. Step 4: Simplify right side
    5,322,536.40x = 10,211,478,935,633.33
  5. Step 5: Solve for x
    x = 10,211,478,935,633.33/5,322,536.40
  6. Step 6: Final answer
    x = 1,918,536.23

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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.