Home / 4,080,665.81-5,631,363.51-2,220,091.89

Finding the Fourth Proportional to 4,080,665.81, 5,631,363.51 and 2,220,091.89

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Solution

The fourth proportional to 4,080,665.81, 5,631,363.51 and 2,220,091.89 is: 3,063,751.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,665.81 : 5,631,363.51 = 2,220,091.89 : x
  2. Step 2: Convert to fraction form
    4,080,665.81/5,631,363.51 = 2,220,091.89/x
  3. Step 3: Cross multiply
    4,080,665.81x = 5,631,363.51 × 2,220,091.89
  4. Step 4: Simplify right side
    4,080,665.81x = 12,502,144,428,749.97
  5. Step 5: Solve for x
    x = 12,502,144,428,749.97/4,080,665.81
  6. Step 6: Final answer
    x = 3,063,751.11

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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.