Home / 1,306,394.53-1,959,401.71-407,627.17

Finding the Fourth Proportional to 1,306,394.53, 1,959,401.71 and 407,627.17

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Solution

The fourth proportional to 1,306,394.53, 1,959,401.71 and 407,627.17 is: 611,381.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,394.53 : 1,959,401.71 = 407,627.17 : x
  2. Step 2: Convert to fraction form
    1,306,394.53/1,959,401.71 = 407,627.17/x
  3. Step 3: Cross multiply
    1,306,394.53x = 1,959,401.71 × 407,627.17
  4. Step 4: Simplify right side
    1,306,394.53x = 798,705,373,940.46
  5. Step 5: Solve for x
    x = 798,705,373,940.46/1,306,394.53
  6. Step 6: Final answer
    x = 611,381.44

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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.