Home / 3,874,487.10-5,812,571.42-1,178,742.25

Finding the Fourth Proportional to 3,874,487.10, 5,812,571.42 and 1,178,742.25

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Solution

The fourth proportional to 3,874,487.10, 5,812,571.42 and 1,178,742.25 is: 1,768,369.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874,487.10 : 5,812,571.42 = 1,178,742.25 : x
  2. Step 2: Convert to fraction form
    3,874,487.10/5,812,571.42 = 1,178,742.25/x
  3. Step 3: Cross multiply
    3,874,487.10x = 5,812,571.42 × 1,178,742.25
  4. Step 4: Simplify right side
    3,874,487.10x = 6,851,523,513,896.50
  5. Step 5: Solve for x
    x = 6,851,523,513,896.50/3,874,487.10
  6. Step 6: Final answer
    x = 1,768,369.16

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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.