Home / 2,851,298.72-4,276,052.74-931,772.23

Finding the Fourth Proportional to 2,851,298.72, 4,276,052.74 and 931,772.23

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Solution

The fourth proportional to 2,851,298.72, 4,276,052.74 and 931,772.23 is: 1,397,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,298.72 : 4,276,052.74 = 931,772.23 : x
  2. Step 2: Convert to fraction form
    2,851,298.72/4,276,052.74 = 931,772.23/x
  3. Step 3: Cross multiply
    2,851,298.72x = 4,276,052.74 × 931,772.23
  4. Step 4: Simplify right side
    2,851,298.72x = 3,984,307,187,621.99
  5. Step 5: Solve for x
    x = 3,984,307,187,621.99/2,851,298.72
  6. Step 6: Final answer
    x = 1,397,365.76

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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.