Home / 3,017,823.47-4,528,729.32-1,420,843.26

Finding the Fourth Proportional to 3,017,823.47, 4,528,729.32 and 1,420,843.26

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Solution

The fourth proportional to 3,017,823.47, 4,528,729.32 and 1,420,843.26 is: 2,132,203.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017,823.47 : 4,528,729.32 = 1,420,843.26 : x
  2. Step 2: Convert to fraction form
    3,017,823.47/4,528,729.32 = 1,420,843.26/x
  3. Step 3: Cross multiply
    3,017,823.47x = 4,528,729.32 × 1,420,843.26
  4. Step 4: Simplify right side
    3,017,823.47x = 6,434,614,530,686.38
  5. Step 5: Solve for x
    x = 6,434,614,530,686.38/3,017,823.47
  6. Step 6: Final answer
    x = 2,132,203.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.