Home / 937,127.70-1,405,686.87-227,155.77

Finding the Fourth Proportional to 937,127.70, 1,405,686.87 and 227,155.77

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Solution

The fourth proportional to 937,127.70, 1,405,686.87 and 227,155.77 is: 340,732.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,127.70 : 1,405,686.87 = 227,155.77 : x
  2. Step 2: Convert to fraction form
    937,127.70/1,405,686.87 = 227,155.77/x
  3. Step 3: Cross multiply
    937,127.70x = 1,405,686.87 × 227,155.77
  4. Step 4: Simplify right side
    937,127.70x = 319,309,883,333.74
  5. Step 5: Solve for x
    x = 319,309,883,333.74/937,127.70
  6. Step 6: Final answer
    x = 340,732.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.