Home / 1,754,913.80-2,630,621.10-806,630.60

Finding the Fourth Proportional to 1,754,913.80, 2,630,621.10 and 806,630.60

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Solution

The fourth proportional to 1,754,913.80, 2,630,621.10 and 806,630.60 is: 1,209,141.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,913.80 : 2,630,621.10 = 806,630.60 : x
  2. Step 2: Convert to fraction form
    1,754,913.80/2,630,621.10 = 806,630.60/x
  3. Step 3: Cross multiply
    1,754,913.80x = 2,630,621.10 × 806,630.60
  4. Step 4: Simplify right side
    1,754,913.80x = 2,121,939,476,265.66
  5. Step 5: Solve for x
    x = 2,121,939,476,265.66/1,754,913.80
  6. Step 6: Final answer
    x = 1,209,141.71

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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.