Home / 2,685,307.80-4,026,576.60-791,803.20

Finding the Fourth Proportional to 2,685,307.80, 4,026,576.60 and 791,803.20

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Solution

The fourth proportional to 2,685,307.80, 4,026,576.60 and 791,803.20 is: 1,187,296.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,307.80 : 4,026,576.60 = 791,803.20 : x
  2. Step 2: Convert to fraction form
    2,685,307.80/4,026,576.60 = 791,803.20/x
  3. Step 3: Cross multiply
    2,685,307.80x = 4,026,576.60 × 791,803.20
  4. Step 4: Simplify right side
    2,685,307.80x = 3,188,256,236,925.12
  5. Step 5: Solve for x
    x = 3,188,256,236,925.12/2,685,307.80
  6. Step 6: Final answer
    x = 1,187,296.38

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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.