Home / 2,709,384.64-4,061,231.68-911,644

Finding the Fourth Proportional to 2,709,384.64, 4,061,231.68 and 911,644

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Solution

The fourth proportional to 2,709,384.64, 4,061,231.68 and 911,644 is: 1,366,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,384.64 : 4,061,231.68 = 911,644 : x
  2. Step 2: Convert to fraction form
    2,709,384.64/4,061,231.68 = 911,644/x
  3. Step 3: Cross multiply
    2,709,384.64x = 4,061,231.68 × 911,644
  4. Step 4: Simplify right side
    2,709,384.64x = 3,702,397,493,681.92
  5. Step 5: Solve for x
    x = 3,702,397,493,681.92/2,709,384.64
  6. Step 6: Final answer
    x = 1,366,508.63

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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.