Home / 2,731,805.10-4,097,703.60-812,707.74

Finding the Fourth Proportional to 2,731,805.10, 4,097,703.60 and 812,707.74

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Solution

The fourth proportional to 2,731,805.10, 4,097,703.60 and 812,707.74 is: 1,219,060.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,805.10 : 4,097,703.60 = 812,707.74 : x
  2. Step 2: Convert to fraction form
    2,731,805.10/4,097,703.60 = 812,707.74/x
  3. Step 3: Cross multiply
    2,731,805.10x = 4,097,703.60 × 812,707.74
  4. Step 4: Simplify right side
    2,731,805.10x = 3,330,235,431,945.86
  5. Step 5: Solve for x
    x = 3,330,235,431,945.86/2,731,805.10
  6. Step 6: Final answer
    x = 1,219,060.41

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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.