Home / 3,243,406.80-4,863,478.20-999,253.20

Finding the Fourth Proportional to 3,243,406.80, 4,863,478.20 and 999,253.20

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Solution

The fourth proportional to 3,243,406.80, 4,863,478.20 and 999,253.20 is: 1,498,377.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243,406.80 : 4,863,478.20 = 999,253.20 : x
  2. Step 2: Convert to fraction form
    3,243,406.80/4,863,478.20 = 999,253.20/x
  3. Step 3: Cross multiply
    3,243,406.80x = 4,863,478.20 × 999,253.20
  4. Step 4: Simplify right side
    3,243,406.80x = 4,859,846,154,480.24
  5. Step 5: Solve for x
    x = 4,859,846,154,480.24/3,243,406.80
  6. Step 6: Final answer
    x = 1,498,377.00

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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.