Home / 3,115,970.58-4,673,488.02-985,777.86

Finding the Fourth Proportional to 3,115,970.58, 4,673,488.02 and 985,777.86

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Solution

The fourth proportional to 3,115,970.58, 4,673,488.02 and 985,777.86 is: 1,478,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,970.58 : 4,673,488.02 = 985,777.86 : x
  2. Step 2: Convert to fraction form
    3,115,970.58/4,673,488.02 = 985,777.86/x
  3. Step 3: Cross multiply
    3,115,970.58x = 4,673,488.02 × 985,777.86
  4. Step 4: Simplify right side
    3,115,970.58x = 4,607,021,019,091.24
  5. Step 5: Solve for x
    x = 4,607,021,019,091.24/3,115,970.58
  6. Step 6: Final answer
    x = 1,478,518.78

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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.