Home / 3,826,548.81-5,280,636.87-2,107,669.32

Finding the Fourth Proportional to 3,826,548.81, 5,280,636.87 and 2,107,669.32

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Solution

The fourth proportional to 3,826,548.81, 5,280,636.87 and 2,107,669.32 is: 2,908,583.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,548.81 : 5,280,636.87 = 2,107,669.32 : x
  2. Step 2: Convert to fraction form
    3,826,548.81/5,280,636.87 = 2,107,669.32/x
  3. Step 3: Cross multiply
    3,826,548.81x = 5,280,636.87 × 2,107,669.32
  4. Step 4: Simplify right side
    3,826,548.81x = 11,129,836,320,959.83
  5. Step 5: Solve for x
    x = 11,129,836,320,959.83/3,826,548.81
  6. Step 6: Final answer
    x = 2,908,583.39

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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.