Home / 1,185,028.14-1,635,385.24-668,800.06

Finding the Fourth Proportional to 1,185,028.14, 1,635,385.24 and 668,800.06

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Solution

The fourth proportional to 1,185,028.14, 1,635,385.24 and 668,800.06 is: 922,970.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,028.14 : 1,635,385.24 = 668,800.06 : x
  2. Step 2: Convert to fraction form
    1,185,028.14/1,635,385.24 = 668,800.06/x
  3. Step 3: Cross multiply
    1,185,028.14x = 1,635,385.24 × 668,800.06
  4. Step 4: Simplify right side
    1,185,028.14x = 1,093,745,746,635.11
  5. Step 5: Solve for x
    x = 1,093,745,746,635.11/1,185,028.14
  6. Step 6: Final answer
    x = 922,970.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.