Home / 5,251,708.12-7,877,561.28-1,659,996.94

Finding the Fourth Proportional to 5,251,708.12, 7,877,561.28 and 1,659,996.94

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Solution

The fourth proportional to 5,251,708.12, 7,877,561.28 and 1,659,996.94 is: 2,489,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,708.12 : 7,877,561.28 = 1,659,996.94 : x
  2. Step 2: Convert to fraction form
    5,251,708.12/7,877,561.28 = 1,659,996.94/x
  3. Step 3: Cross multiply
    5,251,708.12x = 7,877,561.28 × 1,659,996.94
  4. Step 4: Simplify right side
    5,251,708.12x = 13,076,727,619,462.48
  5. Step 5: Solve for x
    x = 13,076,727,619,462.48/5,251,708.12
  6. Step 6: Final answer
    x = 2,489,995.13

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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.