Home / 3,173,490.86-4,760,321.64-898,780.38

Finding the Fourth Proportional to 3,173,490.86, 4,760,321.64 and 898,780.38

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Solution

The fourth proportional to 3,173,490.86, 4,760,321.64 and 898,780.38 is: 1,348,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,490.86 : 4,760,321.64 = 898,780.38 : x
  2. Step 2: Convert to fraction form
    3,173,490.86/4,760,321.64 = 898,780.38/x
  3. Step 3: Cross multiply
    3,173,490.86x = 4,760,321.64 × 898,780.38
  4. Step 4: Simplify right side
    3,173,490.86x = 4,278,483,692,521.42
  5. Step 5: Solve for x
    x = 4,278,483,692,521.42/3,173,490.86
  6. Step 6: Final answer
    x = 1,348,194.74

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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.