Home / 3,678,716.16-5,516,465.28-1,855,959.36

Finding the Fourth Proportional to 3,678,716.16, 5,516,465.28 and 1,855,959.36

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Solution

The fourth proportional to 3,678,716.16, 5,516,465.28 and 1,855,959.36 is: 2,783,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,716.16 : 5,516,465.28 = 1,855,959.36 : x
  2. Step 2: Convert to fraction form
    3,678,716.16/5,516,465.28 = 1,855,959.36/x
  3. Step 3: Cross multiply
    3,678,716.16x = 5,516,465.28 × 1,855,959.36
  4. Step 4: Simplify right side
    3,678,716.16x = 10,238,335,370,531.02
  5. Step 5: Solve for x
    x = 10,238,335,370,531.02/3,678,716.16
  6. Step 6: Final answer
    x = 2,783,127.30

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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.