Home / 3,774,704.80-5,209,147.92-2,143,058.08

Finding the Fourth Proportional to 3,774,704.80, 5,209,147.92 and 2,143,058.08

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Solution

The fourth proportional to 3,774,704.80, 5,209,147.92 and 2,143,058.08 is: 2,957,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,704.80 : 5,209,147.92 = 2,143,058.08 : x
  2. Step 2: Convert to fraction form
    3,774,704.80/5,209,147.92 = 2,143,058.08/x
  3. Step 3: Cross multiply
    3,774,704.80x = 5,209,147.92 × 2,143,058.08
  4. Step 4: Simplify right side
    3,774,704.80x = 11,163,506,539,871.19
  5. Step 5: Solve for x
    x = 11,163,506,539,871.19/3,774,704.80
  6. Step 6: Final answer
    x = 2,957,451.54

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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.