Home / 3,816,932.80-5,725,395.60-977,040.40

Finding the Fourth Proportional to 3,816,932.80, 5,725,395.60 and 977,040.40

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Solution

The fourth proportional to 3,816,932.80, 5,725,395.60 and 977,040.40 is: 1,465,559.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816,932.80 : 5,725,395.60 = 977,040.40 : x
  2. Step 2: Convert to fraction form
    3,816,932.80/5,725,395.60 = 977,040.40/x
  3. Step 3: Cross multiply
    3,816,932.80x = 5,725,395.60 × 977,040.40
  4. Step 4: Simplify right side
    3,816,932.80x = 5,593,942,807,182.24
  5. Step 5: Solve for x
    x = 5,593,942,807,182.24/3,816,932.80
  6. Step 6: Final answer
    x = 1,465,559.68

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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.