Home / 1,108,405.91-1,529,599.31-599,108.29

Finding the Fourth Proportional to 1,108,405.91, 1,529,599.31 and 599,108.29

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Solution

The fourth proportional to 1,108,405.91, 1,529,599.31 and 599,108.29 is: 826,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,405.91 : 1,529,599.31 = 599,108.29 : x
  2. Step 2: Convert to fraction form
    1,108,405.91/1,529,599.31 = 599,108.29/x
  3. Step 3: Cross multiply
    1,108,405.91x = 1,529,599.31 × 599,108.29
  4. Step 4: Simplify right side
    1,108,405.91x = 916,395,624,673.05
  5. Step 5: Solve for x
    x = 916,395,624,673.05/1,108,405.91
  6. Step 6: Final answer
    x = 826,768.98

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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.