Home / 1,576,711.80-2,175,864.32-897,648.28

Finding the Fourth Proportional to 1,576,711.80, 2,175,864.32 and 897,648.28

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Solution

The fourth proportional to 1,576,711.80, 2,175,864.32 and 897,648.28 is: 1,238,755.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,711.80 : 2,175,864.32 = 897,648.28 : x
  2. Step 2: Convert to fraction form
    1,576,711.80/2,175,864.32 = 897,648.28/x
  3. Step 3: Cross multiply
    1,576,711.80x = 2,175,864.32 × 897,648.28
  4. Step 4: Simplify right side
    1,576,711.80x = 1,953,160,864,361.37
  5. Step 5: Solve for x
    x = 1,953,160,864,361.37/1,576,711.80
  6. Step 6: Final answer
    x = 1,238,755.79

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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.