Home / 3,010,777.20-4,516,165.80-989,333.10

Finding the Fourth Proportional to 3,010,777.20, 4,516,165.80 and 989,333.10

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Solution

The fourth proportional to 3,010,777.20, 4,516,165.80 and 989,333.10 is: 1,483,999.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,777.20 : 4,516,165.80 = 989,333.10 : x
  2. Step 2: Convert to fraction form
    3,010,777.20/4,516,165.80 = 989,333.10/x
  3. Step 3: Cross multiply
    3,010,777.20x = 4,516,165.80 × 989,333.10
  4. Step 4: Simplify right side
    3,010,777.20x = 4,467,992,311,027.98
  5. Step 5: Solve for x
    x = 4,467,992,311,027.98/3,010,777.20
  6. Step 6: Final answer
    x = 1,483,999.65

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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.