Home / 1,127,222.37-1,690,472.67-368,858.25

Finding the Fourth Proportional to 1,127,222.37, 1,690,472.67 and 368,858.25

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Solution

The fourth proportional to 1,127,222.37, 1,690,472.67 and 368,858.25 is: 553,169.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,222.37 : 1,690,472.67 = 368,858.25 : x
  2. Step 2: Convert to fraction form
    1,127,222.37/1,690,472.67 = 368,858.25/x
  3. Step 3: Cross multiply
    1,127,222.37x = 1,690,472.67 × 368,858.25
  4. Step 4: Simplify right side
    1,127,222.37x = 623,544,790,729.03
  5. Step 5: Solve for x
    x = 623,544,790,729.03/1,127,222.37
  6. Step 6: Final answer
    x = 553,169.28

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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.