Home / 3,580,665.76-4,941,430.14-1,949,181.76

Finding the Fourth Proportional to 3,580,665.76, 4,941,430.14 and 1,949,181.76

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Solution

The fourth proportional to 3,580,665.76, 4,941,430.14 and 1,949,181.76 is: 2,689,931.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,665.76 : 4,941,430.14 = 1,949,181.76 : x
  2. Step 2: Convert to fraction form
    3,580,665.76/4,941,430.14 = 1,949,181.76/x
  3. Step 3: Cross multiply
    3,580,665.76x = 4,941,430.14 × 1,949,181.76
  4. Step 4: Simplify right side
    3,580,665.76x = 9,631,745,497,202.25
  5. Step 5: Solve for x
    x = 9,631,745,497,202.25/3,580,665.76
  6. Step 6: Final answer
    x = 2,689,931.47

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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.