Home / 1,478,372.23-2,040,156.57-799,308.73

Finding the Fourth Proportional to 1,478,372.23, 2,040,156.57 and 799,308.73

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Solution

The fourth proportional to 1,478,372.23, 2,040,156.57 and 799,308.73 is: 1,103,047.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,372.23 : 2,040,156.57 = 799,308.73 : x
  2. Step 2: Convert to fraction form
    1,478,372.23/2,040,156.57 = 799,308.73/x
  3. Step 3: Cross multiply
    1,478,372.23x = 2,040,156.57 × 799,308.73
  4. Step 4: Simplify right side
    1,478,372.23x = 1,630,714,956,967.86
  5. Step 5: Solve for x
    x = 1,630,714,956,967.86/1,478,372.23
  6. Step 6: Final answer
    x = 1,103,047.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.