Home / 1,761,189.40-2,641,113.42-749,672.92

Finding the Fourth Proportional to 1,761,189.40, 2,641,113.42 and 749,672.92

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Solution

The fourth proportional to 1,761,189.40, 2,641,113.42 and 749,672.92 is: 1,124,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,189.40 : 2,641,113.42 = 749,672.92 : x
  2. Step 2: Convert to fraction form
    1,761,189.40/2,641,113.42 = 749,672.92/x
  3. Step 3: Cross multiply
    1,761,189.40x = 2,641,113.42 × 749,672.92
  4. Step 4: Simplify right side
    1,761,189.40x = 1,979,971,209,622.59
  5. Step 5: Solve for x
    x = 1,979,971,209,622.59/1,761,189.40
  6. Step 6: Final answer
    x = 1,124,223.90

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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.