Home / 1,731,422.05-2,389,320.72-946,453.08

Finding the Fourth Proportional to 1,731,422.05, 2,389,320.72 and 946,453.08

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Solution

The fourth proportional to 1,731,422.05, 2,389,320.72 and 946,453.08 is: 1,306,082.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,422.05 : 2,389,320.72 = 946,453.08 : x
  2. Step 2: Convert to fraction form
    1,731,422.05/2,389,320.72 = 946,453.08/x
  3. Step 3: Cross multiply
    1,731,422.05x = 2,389,320.72 × 946,453.08
  4. Step 4: Simplify right side
    1,731,422.05x = 2,261,379,954,551.82
  5. Step 5: Solve for x
    x = 2,261,379,954,551.82/1,731,422.05
  6. Step 6: Final answer
    x = 1,306,082.45

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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.