Home / 3,236,755.17-4,466,712.90-1,786,440.21

Finding the Fourth Proportional to 3,236,755.17, 4,466,712.90 and 1,786,440.21

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Solution

The fourth proportional to 3,236,755.17, 4,466,712.90 and 1,786,440.21 is: 2,465,282.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,755.17 : 4,466,712.90 = 1,786,440.21 : x
  2. Step 2: Convert to fraction form
    3,236,755.17/4,466,712.90 = 1,786,440.21/x
  3. Step 3: Cross multiply
    3,236,755.17x = 4,466,712.90 × 1,786,440.21
  4. Step 4: Simplify right side
    3,236,755.17x = 7,979,515,531,085.71
  5. Step 5: Solve for x
    x = 7,979,515,531,085.71/3,236,755.17
  6. Step 6: Final answer
    x = 2,465,282.39

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1.5x scale

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.