Home / 1,253,569.20-1,880,656.20-412,076.40

Finding the Fourth Proportional to 1,253,569.20, 1,880,656.20 and 412,076.40

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Solution

The fourth proportional to 1,253,569.20, 1,880,656.20 and 412,076.40 is: 618,214.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,569.20 : 1,880,656.20 = 412,076.40 : x
  2. Step 2: Convert to fraction form
    1,253,569.20/1,880,656.20 = 412,076.40/x
  3. Step 3: Cross multiply
    1,253,569.20x = 1,880,656.20 × 412,076.40
  4. Step 4: Simplify right side
    1,253,569.20x = 774,974,036,533.68
  5. Step 5: Solve for x
    x = 774,974,036,533.68/1,253,569.20
  6. Step 6: Final answer
    x = 618,214.01

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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.