Home / 1,187,262-1,780,873.98-377,634.66

Finding the Fourth Proportional to 1,187,262, 1,780,873.98 and 377,634.66

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Solution

The fourth proportional to 1,187,262, 1,780,873.98 and 377,634.66 is: 566,445.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,262 : 1,780,873.98 = 377,634.66 : x
  2. Step 2: Convert to fraction form
    1,187,262/1,780,873.98 = 377,634.66/x
  3. Step 3: Cross multiply
    1,187,262x = 1,780,873.98 × 377,634.66
  4. Step 4: Simplify right side
    1,187,262x = 672,519,739,940.15
  5. Step 5: Solve for x
    x = 672,519,739,940.15/1,187,262
  6. Step 6: Final answer
    x = 566,445.94

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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.