Home / 1,682,818.25-2,322,472.02-1,038,221.87

Finding the Fourth Proportional to 1,682,818.25, 2,322,472.02 and 1,038,221.87

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Solution

The fourth proportional to 1,682,818.25, 2,322,472.02 and 1,038,221.87 is: 1,432,858.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,818.25 : 2,322,472.02 = 1,038,221.87 : x
  2. Step 2: Convert to fraction form
    1,682,818.25/2,322,472.02 = 1,038,221.87/x
  3. Step 3: Cross multiply
    1,682,818.25x = 2,322,472.02 × 1,038,221.87
  4. Step 4: Simplify right side
    1,682,818.25x = 2,411,241,253,326.59
  5. Step 5: Solve for x
    x = 2,411,241,253,326.59/1,682,818.25
  6. Step 6: Final answer
    x = 1,432,858.99

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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.