Home / 1,136,701.40-1,702,805.70-737,619.80

Finding the Fourth Proportional to 1,136,701.40, 1,702,805.70 and 737,619.80

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Solution

The fourth proportional to 1,136,701.40, 1,702,805.70 and 737,619.80 is: 1,104,971.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,701.40 : 1,702,805.70 = 737,619.80 : x
  2. Step 2: Convert to fraction form
    1,136,701.40/1,702,805.70 = 737,619.80/x
  3. Step 3: Cross multiply
    1,136,701.40x = 1,702,805.70 × 737,619.80
  4. Step 4: Simplify right side
    1,136,701.40x = 1,256,023,199,872.86
  5. Step 5: Solve for x
    x = 1,256,023,199,872.86/1,136,701.40
  6. Step 6: Final answer
    x = 1,104,971.98

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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.