Home / 1,136,972.58-1,569,012.03-627,664.02

Finding the Fourth Proportional to 1,136,972.58, 1,569,012.03 and 627,664.02

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Solution

The fourth proportional to 1,136,972.58, 1,569,012.03 and 627,664.02 is: 866,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,972.58 : 1,569,012.03 = 627,664.02 : x
  2. Step 2: Convert to fraction form
    1,136,972.58/1,569,012.03 = 627,664.02/x
  3. Step 3: Cross multiply
    1,136,972.58x = 1,569,012.03 × 627,664.02
  4. Step 4: Simplify right side
    1,136,972.58x = 984,812,398,178.16
  5. Step 5: Solve for x
    x = 984,812,398,178.16/1,136,972.58
  6. Step 6: Final answer
    x = 866,170.76

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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.