Home / 3,812,405.71-5,718,792.48-1,253,564

Finding the Fourth Proportional to 3,812,405.71, 5,718,792.48 and 1,253,564

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Solution

The fourth proportional to 3,812,405.71, 5,718,792.48 and 1,253,564 is: 1,880,406.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812,405.71 : 5,718,792.48 = 1,253,564 : x
  2. Step 2: Convert to fraction form
    3,812,405.71/5,718,792.48 = 1,253,564/x
  3. Step 3: Cross multiply
    3,812,405.71x = 5,718,792.48 × 1,253,564
  4. Step 4: Simplify right side
    3,812,405.71x = 7,168,872,370,130.90
  5. Step 5: Solve for x
    x = 7,168,872,370,130.90/3,812,405.71
  6. Step 6: Final answer
    x = 1,880,406.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.