Home / 3,884,463-5,360,497.38-2,165,688.36

Finding the Fourth Proportional to 3,884,463, 5,360,497.38 and 2,165,688.36

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Solution

The fourth proportional to 3,884,463, 5,360,497.38 and 2,165,688.36 is: 2,988,615.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884,463 : 5,360,497.38 = 2,165,688.36 : x
  2. Step 2: Convert to fraction form
    3,884,463/5,360,497.38 = 2,165,688.36/x
  3. Step 3: Cross multiply
    3,884,463x = 5,360,497.38 × 2,165,688.36
  4. Step 4: Simplify right side
    3,884,463x = 11,609,166,779,676.50
  5. Step 5: Solve for x
    x = 11,609,166,779,676.50/3,884,463
  6. Step 6: Final answer
    x = 2,988,615.62

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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.