Home / 1,086,628.72-1,499,472.62-603,155.81

Finding the Fourth Proportional to 1,086,628.72, 1,499,472.62 and 603,155.81

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Solution

The fourth proportional to 1,086,628.72, 1,499,472.62 and 603,155.81 is: 832,313.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,628.72 : 1,499,472.62 = 603,155.81 : x
  2. Step 2: Convert to fraction form
    1,086,628.72/1,499,472.62 = 603,155.81/x
  3. Step 3: Cross multiply
    1,086,628.72x = 1,499,472.62 × 603,155.81
  4. Step 4: Simplify right side
    1,086,628.72x = 904,415,622,688.92
  5. Step 5: Solve for x
    x = 904,415,622,688.92/1,086,628.72
  6. Step 6: Final answer
    x = 832,313.38

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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.