Home / 1,136,601.40-1,568,502.22-627,303.78

Finding the Fourth Proportional to 1,136,601.40, 1,568,502.22 and 627,303.78

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Solution

The fourth proportional to 1,136,601.40, 1,568,502.22 and 627,303.78 is: 865,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,601.40 : 1,568,502.22 = 627,303.78 : x
  2. Step 2: Convert to fraction form
    1,136,601.40/1,568,502.22 = 627,303.78/x
  3. Step 3: Cross multiply
    1,136,601.40x = 1,568,502.22 × 627,303.78
  4. Step 4: Simplify right side
    1,136,601.40x = 983,927,371,544.39
  5. Step 5: Solve for x
    x = 983,927,371,544.39/1,136,601.40
  6. Step 6: Final answer
    x = 865,674.96

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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.