Home / 1,257,682.35-1,735,599.27-684,721.16

Finding the Fourth Proportional to 1,257,682.35, 1,735,599.27 and 684,721.16

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Solution

The fourth proportional to 1,257,682.35, 1,735,599.27 and 684,721.16 is: 944,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,682.35 : 1,735,599.27 = 684,721.16 : x
  2. Step 2: Convert to fraction form
    1,257,682.35/1,735,599.27 = 684,721.16/x
  3. Step 3: Cross multiply
    1,257,682.35x = 1,735,599.27 × 684,721.16
  4. Step 4: Simplify right side
    1,257,682.35x = 1,188,401,536,771.56
  5. Step 5: Solve for x
    x = 1,188,401,536,771.56/1,257,682.35
  6. Step 6: Final answer
    x = 944,913.90

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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.