Home / 1,083,595.46-1,496,366.90-811,190.43

Finding the Fourth Proportional to 1,083,595.46, 1,496,366.90 and 811,190.43

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Solution

The fourth proportional to 1,083,595.46, 1,496,366.90 and 811,190.43 is: 1,120,195.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,595.46 : 1,496,366.90 = 811,190.43 : x
  2. Step 2: Convert to fraction form
    1,083,595.46/1,496,366.90 = 811,190.43/x
  3. Step 3: Cross multiply
    1,083,595.46x = 1,496,366.90 × 811,190.43
  4. Step 4: Simplify right side
    1,083,595.46x = 1,213,838,509,048.77
  5. Step 5: Solve for x
    x = 1,213,838,509,048.77/1,083,595.46
  6. Step 6: Final answer
    x = 1,120,195.27

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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.