Home / 1,136,925.76-1,568,962.56-627,632.32

Finding the Fourth Proportional to 1,136,925.76, 1,568,962.56 and 627,632.32

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Solution

The fourth proportional to 1,136,925.76, 1,568,962.56 and 627,632.32 is: 866,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,925.76 : 1,568,962.56 = 627,632.32 : x
  2. Step 2: Convert to fraction form
    1,136,925.76/1,568,962.56 = 627,632.32/x
  3. Step 3: Cross multiply
    1,136,925.76x = 1,568,962.56 × 627,632.32
  4. Step 4: Simplify right side
    1,136,925.76x = 984,731,611,525.94
  5. Step 5: Solve for x
    x = 984,731,611,525.94/1,136,925.76
  6. Step 6: Final answer
    x = 866,135.37

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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.