Home / 1,792,410.53-2,689,857.52-712,812.49

Finding the Fourth Proportional to 1,792,410.53, 2,689,857.52 and 712,812.49

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Solution

The fourth proportional to 1,792,410.53, 2,689,857.52 and 712,812.49 is: 1,069,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,410.53 : 2,689,857.52 = 712,812.49 : x
  2. Step 2: Convert to fraction form
    1,792,410.53/2,689,857.52 = 712,812.49/x
  3. Step 3: Cross multiply
    1,792,410.53x = 2,689,857.52 × 712,812.49
  4. Step 4: Simplify right side
    1,792,410.53x = 1,917,364,028,069.75
  5. Step 5: Solve for x
    x = 1,917,364,028,069.75/1,792,410.53
  6. Step 6: Final answer
    x = 1,069,712.55

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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.