Home / 3,726,838.80-5,142,918.42-2,095,315.20

Finding the Fourth Proportional to 3,726,838.80, 5,142,918.42 and 2,095,315.20

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Solution

The fourth proportional to 3,726,838.80, 5,142,918.42 and 2,095,315.20 is: 2,891,468.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726,838.80 : 5,142,918.42 = 2,095,315.20 : x
  2. Step 2: Convert to fraction form
    3,726,838.80/5,142,918.42 = 2,095,315.20/x
  3. Step 3: Cross multiply
    3,726,838.80x = 5,142,918.42 × 2,095,315.20
  4. Step 4: Simplify right side
    3,726,838.80x = 10,776,035,137,785.98
  5. Step 5: Solve for x
    x = 10,776,035,137,785.98/3,726,838.80
  6. Step 6: Final answer
    x = 2,891,468.00

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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.