Home / 1,829,231.80-2,744,139.30-763,725.40

Finding the Fourth Proportional to 1,829,231.80, 2,744,139.30 and 763,725.40

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Solution

The fourth proportional to 1,829,231.80, 2,744,139.30 and 763,725.40 is: 1,145,709.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829,231.80 : 2,744,139.30 = 763,725.40 : x
  2. Step 2: Convert to fraction form
    1,829,231.80/2,744,139.30 = 763,725.40/x
  3. Step 3: Cross multiply
    1,829,231.80x = 2,744,139.30 × 763,725.40
  4. Step 4: Simplify right side
    1,829,231.80x = 2,095,768,884,548.22
  5. Step 5: Solve for x
    x = 2,095,768,884,548.22/1,829,231.80
  6. Step 6: Final answer
    x = 1,145,709.85

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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.