Home / 2,507,765.81-3,760,463.07-971,480.81

Finding the Fourth Proportional to 2,507,765.81, 3,760,463.07 and 971,480.81

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Solution

The fourth proportional to 2,507,765.81, 3,760,463.07 and 971,480.81 is: 1,456,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507,765.81 : 3,760,463.07 = 971,480.81 : x
  2. Step 2: Convert to fraction form
    2,507,765.81/3,760,463.07 = 971,480.81/x
  3. Step 3: Cross multiply
    2,507,765.81x = 3,760,463.07 × 971,480.81
  4. Step 4: Simplify right side
    2,507,765.81x = 3,653,217,709,218.69
  5. Step 5: Solve for x
    x = 3,653,217,709,218.69/2,507,765.81
  6. Step 6: Final answer
    x = 1,456,761.91

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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.