Home / 1,007,145.69-1,389,817.62-548,260.98

Finding the Fourth Proportional to 1,007,145.69, 1,389,817.62 and 548,260.98

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Solution

The fourth proportional to 1,007,145.69, 1,389,817.62 and 548,260.98 is: 756,576.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,145.69 : 1,389,817.62 = 548,260.98 : x
  2. Step 2: Convert to fraction form
    1,007,145.69/1,389,817.62 = 548,260.98/x
  3. Step 3: Cross multiply
    1,007,145.69x = 1,389,817.62 × 548,260.98
  4. Step 4: Simplify right side
    1,007,145.69x = 761,982,770,362.47
  5. Step 5: Solve for x
    x = 761,982,770,362.47/1,007,145.69
  6. Step 6: Final answer
    x = 756,576.51

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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.