Home / 3,035,389.80-4,189,076.71-1,728,697.10

Finding the Fourth Proportional to 3,035,389.80, 4,189,076.71 and 1,728,697.10

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Solution

The fourth proportional to 3,035,389.80, 4,189,076.71 and 1,728,697.10 is: 2,385,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035,389.80 : 4,189,076.71 = 1,728,697.10 : x
  2. Step 2: Convert to fraction form
    3,035,389.80/4,189,076.71 = 1,728,697.10/x
  3. Step 3: Cross multiply
    3,035,389.80x = 4,189,076.71 × 1,728,697.10
  4. Step 4: Simplify right side
    3,035,389.80x = 7,241,644,734,987.42
  5. Step 5: Solve for x
    x = 7,241,644,734,987.42/3,035,389.80
  6. Step 6: Final answer
    x = 2,385,737.98

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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.