Home / 1,669,503.36-2,503,616.67-910,939.38

Finding the Fourth Proportional to 1,669,503.36, 2,503,616.67 and 910,939.38

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Solution

The fourth proportional to 1,669,503.36, 2,503,616.67 and 910,939.38 is: 1,366,060.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,503.36 : 2,503,616.67 = 910,939.38 : x
  2. Step 2: Convert to fraction form
    1,669,503.36/2,503,616.67 = 910,939.38/x
  3. Step 3: Cross multiply
    1,669,503.36x = 2,503,616.67 × 910,939.38
  4. Step 4: Simplify right side
    1,669,503.36x = 2,280,643,009,321.75
  5. Step 5: Solve for x
    x = 2,280,643,009,321.75/1,669,503.36
  6. Step 6: Final answer
    x = 1,366,060.75

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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.