Home / 4,272,889.56-6,409,306.62-1,078,018.80

Finding the Fourth Proportional to 4,272,889.56, 6,409,306.62 and 1,078,018.80

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Solution

The fourth proportional to 4,272,889.56, 6,409,306.62 and 1,078,018.80 is: 1,617,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272,889.56 : 6,409,306.62 = 1,078,018.80 : x
  2. Step 2: Convert to fraction form
    4,272,889.56/6,409,306.62 = 1,078,018.80/x
  3. Step 3: Cross multiply
    4,272,889.56x = 6,409,306.62 × 1,078,018.80
  4. Step 4: Simplify right side
    4,272,889.56x = 6,909,353,031,324.46
  5. Step 5: Solve for x
    x = 6,909,353,031,324.46/4,272,889.56
  6. Step 6: Final answer
    x = 1,617,021.21

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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.