Home / 1,918,573.09-2,647,679.00-1,091,601.16

Finding the Fourth Proportional to 1,918,573.09, 2,647,679.00 and 1,091,601.16

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Solution

The fourth proportional to 1,918,573.09, 2,647,679.00 and 1,091,601.16 is: 1,506,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,573.09 : 2,647,679.00 = 1,091,601.16 : x
  2. Step 2: Convert to fraction form
    1,918,573.09/2,647,679.00 = 1,091,601.16/x
  3. Step 3: Cross multiply
    1,918,573.09x = 2,647,679.00 × 1,091,601.16
  4. Step 4: Simplify right side
    1,918,573.09x = 2,890,209,455,630.44
  5. Step 5: Solve for x
    x = 2,890,209,455,630.44/1,918,573.09
  6. Step 6: Final answer
    x = 1,506,436.98

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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.