Home / 1,136,782.28-1,568,759.70-627,484.76

Finding the Fourth Proportional to 1,136,782.28, 1,568,759.70 and 627,484.76

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Solution

The fourth proportional to 1,136,782.28, 1,568,759.70 and 627,484.76 is: 865,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,782.28 : 1,568,759.70 = 627,484.76 : x
  2. Step 2: Convert to fraction form
    1,136,782.28/1,568,759.70 = 627,484.76/x
  3. Step 3: Cross multiply
    1,136,782.28x = 1,568,759.70 × 627,484.76
  4. Step 4: Simplify right side
    1,136,782.28x = 984,372,803,852.17
  5. Step 5: Solve for x
    x = 984,372,803,852.17/1,136,782.28
  6. Step 6: Final answer
    x = 865,929.05

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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.