Home / 3,426,343.68-4,728,434.76-1,976,100.24

Finding the Fourth Proportional to 3,426,343.68, 4,728,434.76 and 1,976,100.24

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Solution

The fourth proportional to 3,426,343.68, 4,728,434.76 and 1,976,100.24 is: 2,727,064.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,343.68 : 4,728,434.76 = 1,976,100.24 : x
  2. Step 2: Convert to fraction form
    3,426,343.68/4,728,434.76 = 1,976,100.24/x
  3. Step 3: Cross multiply
    3,426,343.68x = 4,728,434.76 × 1,976,100.24
  4. Step 4: Simplify right side
    3,426,343.68x = 9,343,861,064,060.34
  5. Step 5: Solve for x
    x = 9,343,861,064,060.34/3,426,343.68
  6. Step 6: Final answer
    x = 2,727,064.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.