Home / 1,136,237.80-1,704,952.86-426,755.56

Finding the Fourth Proportional to 1,136,237.80, 1,704,952.86 and 426,755.56

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Solution

The fourth proportional to 1,136,237.80, 1,704,952.86 and 426,755.56 is: 640,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,237.80 : 1,704,952.86 = 426,755.56 : x
  2. Step 2: Convert to fraction form
    1,136,237.80/1,704,952.86 = 426,755.56/x
  3. Step 3: Cross multiply
    1,136,237.80x = 1,704,952.86 × 426,755.56
  4. Step 4: Simplify right side
    1,136,237.80x = 727,598,112,542.90
  5. Step 5: Solve for x
    x = 727,598,112,542.90/1,136,237.80
  6. Step 6: Final answer
    x = 640,357.25

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1.5x scale

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.