Home / 1,576,574.39-2,175,672.58-851,422.04

Finding the Fourth Proportional to 1,576,574.39, 2,175,672.58 and 851,422.04

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Solution

The fourth proportional to 1,576,574.39, 2,175,672.58 and 851,422.04 is: 1,174,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,574.39 : 2,175,672.58 = 851,422.04 : x
  2. Step 2: Convert to fraction form
    1,576,574.39/2,175,672.58 = 851,422.04/x
  3. Step 3: Cross multiply
    1,576,574.39x = 2,175,672.58 × 851,422.04
  4. Step 4: Simplify right side
    1,576,574.39x = 1,852,415,585,511.92
  5. Step 5: Solve for x
    x = 1,852,415,585,511.92/1,576,574.39
  6. Step 6: Final answer
    x = 1,174,962.37

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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.