Home / 1,002,939.74-1,384,056.74-567,347.78

Finding the Fourth Proportional to 1,002,939.74, 1,384,056.74 and 567,347.78

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Solution

The fourth proportional to 1,002,939.74, 1,384,056.74 and 567,347.78 is: 782,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,939.74 : 1,384,056.74 = 567,347.78 : x
  2. Step 2: Convert to fraction form
    1,002,939.74/1,384,056.74 = 567,347.78/x
  3. Step 3: Cross multiply
    1,002,939.74x = 1,384,056.74 × 567,347.78
  4. Step 4: Simplify right side
    1,002,939.74x = 785,241,509,076.02
  5. Step 5: Solve for x
    x = 785,241,509,076.02/1,002,939.74
  6. Step 6: Final answer
    x = 782,939.87

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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.