Home / 1,136,897.28-1,568,918.52-627,600

Finding the Fourth Proportional to 1,136,897.28, 1,568,918.52 and 627,600

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Solution

The fourth proportional to 1,136,897.28, 1,568,918.52 and 627,600 is: 866,088.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,897.28 : 1,568,918.52 = 627,600 : x
  2. Step 2: Convert to fraction form
    1,136,897.28/1,568,918.52 = 627,600/x
  3. Step 3: Cross multiply
    1,136,897.28x = 1,568,918.52 × 627,600
  4. Step 4: Simplify right side
    1,136,897.28x = 984,653,263,152
  5. Step 5: Solve for x
    x = 984,653,263,152/1,136,897.28
  6. Step 6: Final answer
    x = 866,088.15

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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.