Home / 1,576,542.52-2,175,628.61-851,390.16

Finding the Fourth Proportional to 1,576,542.52, 2,175,628.61 and 851,390.16

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Solution

The fourth proportional to 1,576,542.52, 2,175,628.61 and 851,390.16 is: 1,174,918.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,542.52 : 2,175,628.61 = 851,390.16 : x
  2. Step 2: Convert to fraction form
    1,576,542.52/2,175,628.61 = 851,390.16/x
  3. Step 3: Cross multiply
    1,576,542.52x = 2,175,628.61 × 851,390.16
  4. Step 4: Simplify right side
    1,576,542.52x = 1,852,308,784,338.35
  5. Step 5: Solve for x
    x = 1,852,308,784,338.35/1,576,542.52
  6. Step 6: Final answer
    x = 1,174,918.38

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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.