Home / 1,807,223.37-2,493,958.08-991,406.16

Finding the Fourth Proportional to 1,807,223.37, 2,493,958.08 and 991,406.16

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Solution

The fourth proportional to 1,807,223.37, 2,493,958.08 and 991,406.16 is: 1,368,134.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,223.37 : 2,493,958.08 = 991,406.16 : x
  2. Step 2: Convert to fraction form
    1,807,223.37/2,493,958.08 = 991,406.16/x
  3. Step 3: Cross multiply
    1,807,223.37x = 2,493,958.08 × 991,406.16
  4. Step 4: Simplify right side
    1,807,223.37x = 2,472,525,403,293.77
  5. Step 5: Solve for x
    x = 2,472,525,403,293.77/1,807,223.37
  6. Step 6: Final answer
    x = 1,368,134.92

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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.