Home / 1,012,976.58-1,397,813.85-560,257.86

Finding the Fourth Proportional to 1,012,976.58, 1,397,813.85 and 560,257.86

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Solution

The fourth proportional to 1,012,976.58, 1,397,813.85 and 560,257.86 is: 773,103.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,976.58 : 1,397,813.85 = 560,257.86 : x
  2. Step 2: Convert to fraction form
    1,012,976.58/1,397,813.85 = 560,257.86/x
  3. Step 3: Cross multiply
    1,012,976.58x = 1,397,813.85 × 560,257.86
  4. Step 4: Simplify right side
    1,012,976.58x = 783,136,196,279.36
  5. Step 5: Solve for x
    x = 783,136,196,279.36/1,012,976.58
  6. Step 6: Final answer
    x = 773,103.95

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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.