Home / 1,661,983.20-2,494,943.10-942,897.60

Finding the Fourth Proportional to 1,661,983.20, 2,494,943.10 and 942,897.60

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Solution

The fourth proportional to 1,661,983.20, 2,494,943.10 and 942,897.60 is: 1,415,463.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,983.20 : 2,494,943.10 = 942,897.60 : x
  2. Step 2: Convert to fraction form
    1,661,983.20/2,494,943.10 = 942,897.60/x
  3. Step 3: Cross multiply
    1,661,983.20x = 2,494,943.10 × 942,897.60
  4. Step 4: Simplify right side
    1,661,983.20x = 2,352,475,861,126.56
  5. Step 5: Solve for x
    x = 2,352,475,861,126.56/1,661,983.20
  6. Step 6: Final answer
    x = 1,415,463.08

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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.