Home / 1,232,542.48-1,700,876.82-688,682.74

Finding the Fourth Proportional to 1,232,542.48, 1,700,876.82 and 688,682.74

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Solution

The fourth proportional to 1,232,542.48, 1,700,876.82 and 688,682.74 is: 950,364.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,542.48 : 1,700,876.82 = 688,682.74 : x
  2. Step 2: Convert to fraction form
    1,232,542.48/1,700,876.82 = 688,682.74/x
  3. Step 3: Cross multiply
    1,232,542.48x = 1,700,876.82 × 688,682.74
  4. Step 4: Simplify right side
    1,232,542.48x = 1,171,364,508,800.09
  5. Step 5: Solve for x
    x = 1,171,364,508,800.09/1,232,542.48
  6. Step 6: Final answer
    x = 950,364.41

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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.