Home / 2,731,904.30-4,097,142.35-812,298.54

Finding the Fourth Proportional to 2,731,904.30, 4,097,142.35 and 812,298.54

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Solution

The fourth proportional to 2,731,904.30, 4,097,142.35 and 812,298.54 is: 1,218,235.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,904.30 : 4,097,142.35 = 812,298.54 : x
  2. Step 2: Convert to fraction form
    2,731,904.30/4,097,142.35 = 812,298.54/x
  3. Step 3: Cross multiply
    2,731,904.30x = 4,097,142.35 × 812,298.54
  4. Step 4: Simplify right side
    2,731,904.30x = 3,328,102,763,426.08
  5. Step 5: Solve for x
    x = 3,328,102,763,426.08/2,731,904.30
  6. Step 6: Final answer
    x = 1,218,235.49

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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.