Home / 1,540,434.16-2,309,761.84-475,190.20

Finding the Fourth Proportional to 1,540,434.16, 2,309,761.84 and 475,190.20

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Solution

The fourth proportional to 1,540,434.16, 2,309,761.84 and 475,190.20 is: 712,510.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,434.16 : 2,309,761.84 = 475,190.20 : x
  2. Step 2: Convert to fraction form
    1,540,434.16/2,309,761.84 = 475,190.20/x
  3. Step 3: Cross multiply
    1,540,434.16x = 2,309,761.84 × 475,190.20
  4. Step 4: Simplify right side
    1,540,434.16x = 1,097,576,190,701.97
  5. Step 5: Solve for x
    x = 1,097,576,190,701.97/1,540,434.16
  6. Step 6: Final answer
    x = 712,510.94

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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.