Home / 2,108,497.02-3,162,939.96-688,560.54

Finding the Fourth Proportional to 2,108,497.02, 3,162,939.96 and 688,560.54

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Solution

The fourth proportional to 2,108,497.02, 3,162,939.96 and 688,560.54 is: 1,032,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,497.02 : 3,162,939.96 = 688,560.54 : x
  2. Step 2: Convert to fraction form
    2,108,497.02/3,162,939.96 = 688,560.54/x
  3. Step 3: Cross multiply
    2,108,497.02x = 3,162,939.96 × 688,560.54
  4. Step 4: Simplify right side
    2,108,497.02x = 2,177,875,646,845.18
  5. Step 5: Solve for x
    x = 2,177,875,646,845.18/2,108,497.02
  6. Step 6: Final answer
    x = 1,032,904.30

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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.