Home / 1,672,939.37-2,308,670.40-908,992.94

Finding the Fourth Proportional to 1,672,939.37, 2,308,670.40 and 908,992.94

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Solution

The fourth proportional to 1,672,939.37, 2,308,670.40 and 908,992.94 is: 1,254,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,939.37 : 2,308,670.40 = 908,992.94 : x
  2. Step 2: Convert to fraction form
    1,672,939.37/2,308,670.40 = 908,992.94/x
  3. Step 3: Cross multiply
    1,672,939.37x = 2,308,670.40 × 908,992.94
  4. Step 4: Simplify right side
    1,672,939.37x = 2,098,565,086,252.35
  5. Step 5: Solve for x
    x = 2,098,565,086,252.35/1,672,939.37
  6. Step 6: Final answer
    x = 1,254,417.90

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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.