Home / 1,136,914.87-1,568,901.40-627,606.31

Finding the Fourth Proportional to 1,136,914.87, 1,568,901.40 and 627,606.31

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Solution

The fourth proportional to 1,136,914.87, 1,568,901.40 and 627,606.31 is: 866,074.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,914.87 : 1,568,901.40 = 627,606.31 : x
  2. Step 2: Convert to fraction form
    1,136,914.87/1,568,901.40 = 627,606.31/x
  3. Step 3: Cross multiply
    1,136,914.87x = 1,568,901.40 × 627,606.31
  4. Step 4: Simplify right side
    1,136,914.87x = 984,652,418,407.83
  5. Step 5: Solve for x
    x = 984,652,418,407.83/1,136,914.87
  6. Step 6: Final answer
    x = 866,074.01

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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.