Home / 3,725,066.81-5,139,436.90-2,175,210.48

Finding the Fourth Proportional to 3,725,066.81, 5,139,436.90 and 2,175,210.48

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Solution

The fourth proportional to 3,725,066.81, 5,139,436.90 and 2,175,210.48 is: 3,001,115.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725,066.81 : 5,139,436.90 = 2,175,210.48 : x
  2. Step 2: Convert to fraction form
    3,725,066.81/5,139,436.90 = 2,175,210.48/x
  3. Step 3: Cross multiply
    3,725,066.81x = 5,139,436.90 × 2,175,210.48
  4. Step 4: Simplify right side
    3,725,066.81x = 11,179,356,983,786.66
  5. Step 5: Solve for x
    x = 11,179,356,983,786.66/3,725,066.81
  6. Step 6: Final answer
    x = 3,001,115.83

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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.