Home / 1,818,601.49-2,510,530.88-1,054,376.21

Finding the Fourth Proportional to 1,818,601.49, 2,510,530.88 and 1,054,376.21

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Solution

The fourth proportional to 1,818,601.49, 2,510,530.88 and 1,054,376.21 is: 1,455,538.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,601.49 : 2,510,530.88 = 1,054,376.21 : x
  2. Step 2: Convert to fraction form
    1,818,601.49/2,510,530.88 = 1,054,376.21/x
  3. Step 3: Cross multiply
    1,818,601.49x = 2,510,530.88 × 1,054,376.21
  4. Step 4: Simplify right side
    1,818,601.49x = 2,647,044,016,517.83
  5. Step 5: Solve for x
    x = 2,647,044,016,517.83/1,818,601.49
  6. Step 6: Final answer
    x = 1,455,538.25

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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.