Home / 2,979,015.80-4,465,024.49-1,378,197.41

Finding the Fourth Proportional to 2,979,015.80, 4,465,024.49 and 1,378,197.41

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Solution

The fourth proportional to 2,979,015.80, 4,465,024.49 and 1,378,197.41 is: 2,065,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,015.80 : 4,465,024.49 = 1,378,197.41 : x
  2. Step 2: Convert to fraction form
    2,979,015.80/4,465,024.49 = 1,378,197.41/x
  3. Step 3: Cross multiply
    2,979,015.80x = 4,465,024.49 × 1,378,197.41
  4. Step 4: Simplify right side
    2,979,015.80x = 6,153,685,158,488.46
  5. Step 5: Solve for x
    x = 6,153,685,158,488.46/2,979,015.80
  6. Step 6: Final answer
    x = 2,065,677.25

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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.