Home / 1,876,295.14-2,589,565.20-1,188,030.98

Finding the Fourth Proportional to 1,876,295.14, 2,589,565.20 and 1,188,030.98

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Solution

The fourth proportional to 1,876,295.14, 2,589,565.20 and 1,188,030.98 is: 1,639,658.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,295.14 : 2,589,565.20 = 1,188,030.98 : x
  2. Step 2: Convert to fraction form
    1,876,295.14/2,589,565.20 = 1,188,030.98/x
  3. Step 3: Cross multiply
    1,876,295.14x = 2,589,565.20 × 1,188,030.98
  4. Step 4: Simplify right side
    1,876,295.14x = 3,076,483,682,329.90
  5. Step 5: Solve for x
    x = 3,076,483,682,329.90/1,876,295.14
  6. Step 6: Final answer
    x = 1,639,658.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.