Home / 2,818,316.75-4,225,676.90-1,857,663.23

Finding the Fourth Proportional to 2,818,316.75, 4,225,676.90 and 1,857,663.23

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Solution

The fourth proportional to 2,818,316.75, 4,225,676.90 and 1,857,663.23 is: 2,785,309.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,316.75 : 4,225,676.90 = 1,857,663.23 : x
  2. Step 2: Convert to fraction form
    2,818,316.75/4,225,676.90 = 1,857,663.23/x
  3. Step 3: Cross multiply
    2,818,316.75x = 4,225,676.90 × 1,857,663.23
  4. Step 4: Simplify right side
    2,818,316.75x = 7,849,884,568,573.69
  5. Step 5: Solve for x
    x = 7,849,884,568,573.69/2,818,316.75
  6. Step 6: Final answer
    x = 2,785,309.56

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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.