Home / 1,136,618.28-1,568,529.98-627,317

Finding the Fourth Proportional to 1,136,618.28, 1,568,529.98 and 627,317

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Solution

The fourth proportional to 1,136,618.28, 1,568,529.98 and 627,317 is: 865,695.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,618.28 : 1,568,529.98 = 627,317 : x
  2. Step 2: Convert to fraction form
    1,136,618.28/1,568,529.98 = 627,317/x
  3. Step 3: Cross multiply
    1,136,618.28x = 1,568,529.98 × 627,317
  4. Step 4: Simplify right side
    1,136,618.28x = 983,965,521,463.66
  5. Step 5: Solve for x
    x = 983,965,521,463.66/1,136,618.28
  6. Step 6: Final answer
    x = 865,695.67

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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.