Home / 1,725,177.40-2,380,754.57-1,000,455.41

Finding the Fourth Proportional to 1,725,177.40, 2,380,754.57 and 1,000,455.41

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Solution

The fourth proportional to 1,725,177.40, 2,380,754.57 and 1,000,455.41 is: 1,380,634.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,177.40 : 2,380,754.57 = 1,000,455.41 : x
  2. Step 2: Convert to fraction form
    1,725,177.40/2,380,754.57 = 1,000,455.41/x
  3. Step 3: Cross multiply
    1,725,177.40x = 2,380,754.57 × 1,000,455.41
  4. Step 4: Simplify right side
    1,725,177.40x = 2,381,838,784,436.45
  5. Step 5: Solve for x
    x = 2,381,838,784,436.45/1,725,177.40
  6. Step 6: Final answer
    x = 1,380,634.13

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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.