Home / 3,001,888.16-4,142,564.16-1,643,760.80

Finding the Fourth Proportional to 3,001,888.16, 4,142,564.16 and 1,643,760.80

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Solution

The fourth proportional to 3,001,888.16, 4,142,564.16 and 1,643,760.80 is: 2,268,367.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001,888.16 : 4,142,564.16 = 1,643,760.80 : x
  2. Step 2: Convert to fraction form
    3,001,888.16/4,142,564.16 = 1,643,760.80/x
  3. Step 3: Cross multiply
    3,001,888.16x = 4,142,564.16 × 1,643,760.80
  4. Step 4: Simplify right side
    3,001,888.16x = 6,809,384,577,692.93
  5. Step 5: Solve for x
    x = 6,809,384,577,692.93/3,001,888.16
  6. Step 6: Final answer
    x = 2,268,367.18

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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.