Home / 1,314,680.77-1,972,316.54-416,176.44

Finding the Fourth Proportional to 1,314,680.77, 1,972,316.54 and 416,176.44

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Solution

The fourth proportional to 1,314,680.77, 1,972,316.54 and 416,176.44 is: 624,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,680.77 : 1,972,316.54 = 416,176.44 : x
  2. Step 2: Convert to fraction form
    1,314,680.77/1,972,316.54 = 416,176.44/x
  3. Step 3: Cross multiply
    1,314,680.77x = 1,972,316.54 × 416,176.44
  4. Step 4: Simplify right side
    1,314,680.77x = 820,831,676,170.32
  5. Step 5: Solve for x
    x = 820,831,676,170.32/1,314,680.77
  6. Step 6: Final answer
    x = 624,358.17

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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.