Home / 1,251,035.02-1,873,891.56-738,147.40

Finding the Fourth Proportional to 1,251,035.02, 1,873,891.56 and 738,147.40

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Solution

The fourth proportional to 1,251,035.02, 1,873,891.56 and 738,147.40 is: 1,105,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,035.02 : 1,873,891.56 = 738,147.40 : x
  2. Step 2: Convert to fraction form
    1,251,035.02/1,873,891.56 = 738,147.40/x
  3. Step 3: Cross multiply
    1,251,035.02x = 1,873,891.56 × 738,147.40
  4. Step 4: Simplify right side
    1,251,035.02x = 1,383,208,182,895.94
  5. Step 5: Solve for x
    x = 1,383,208,182,895.94/1,251,035.02
  6. Step 6: Final answer
    x = 1,105,651.05

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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.