Home / 1,257,566.46-1,735,439.67-684,604.86

Finding the Fourth Proportional to 1,257,566.46, 1,735,439.67 and 684,604.86

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Solution

The fourth proportional to 1,257,566.46, 1,735,439.67 and 684,604.86 is: 944,753.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,566.46 : 1,735,439.67 = 684,604.86 : x
  2. Step 2: Convert to fraction form
    1,257,566.46/1,735,439.67 = 684,604.86/x
  3. Step 3: Cross multiply
    1,257,566.46x = 1,735,439.67 × 684,604.86
  4. Step 4: Simplify right side
    1,257,566.46x = 1,188,090,432,318.80
  5. Step 5: Solve for x
    x = 1,188,090,432,318.80/1,257,566.46
  6. Step 6: Final answer
    x = 944,753.59

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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.