Home / 1,136,785.77-1,568,764.13-627,488.01

Finding the Fourth Proportional to 1,136,785.77, 1,568,764.13 and 627,488.01

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Solution

The fourth proportional to 1,136,785.77, 1,568,764.13 and 627,488.01 is: 865,933.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,785.77 : 1,568,764.13 = 627,488.01 : x
  2. Step 2: Convert to fraction form
    1,136,785.77/1,568,764.13 = 627,488.01/x
  3. Step 3: Cross multiply
    1,136,785.77x = 1,568,764.13 × 627,488.01
  4. Step 4: Simplify right side
    1,136,785.77x = 984,380,678,955.64
  5. Step 5: Solve for x
    x = 984,380,678,955.64/1,136,785.77
  6. Step 6: Final answer
    x = 865,933.32

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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.