Home / 3,771,807.86-5,205,205.94-2,671,208.35

Finding the Fourth Proportional to 3,771,807.86, 5,205,205.94 and 2,671,208.35

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Solution

The fourth proportional to 3,771,807.86, 5,205,205.94 and 2,671,208.35 is: 3,686,346.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771,807.86 : 5,205,205.94 = 2,671,208.35 : x
  2. Step 2: Convert to fraction form
    3,771,807.86/5,205,205.94 = 2,671,208.35/x
  3. Step 3: Cross multiply
    3,771,807.86x = 5,205,205.94 × 2,671,208.35
  4. Step 4: Simplify right side
    3,771,807.86x = 13,904,189,544,028.54
  5. Step 5: Solve for x
    x = 13,904,189,544,028.54/3,771,807.86
  6. Step 6: Final answer
    x = 3,686,346.19

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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.