Home / 2,857,861.56-3,942,055.01-1,695,484.88

Finding the Fourth Proportional to 2,857,861.56, 3,942,055.01 and 1,695,484.88

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Solution

The fourth proportional to 2,857,861.56, 3,942,055.01 and 1,695,484.88 is: 2,338,704.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,861.56 : 3,942,055.01 = 1,695,484.88 : x
  2. Step 2: Convert to fraction form
    2,857,861.56/3,942,055.01 = 1,695,484.88/x
  3. Step 3: Cross multiply
    2,857,861.56x = 3,942,055.01 × 1,695,484.88
  4. Step 4: Simplify right side
    2,857,861.56x = 6,683,694,637,395.55
  5. Step 5: Solve for x
    x = 6,683,694,637,395.55/2,857,861.56
  6. Step 6: Final answer
    x = 2,338,704.84

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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.