Home / 3,505,012.76-4,837,064.64-1,977,119.48

Finding the Fourth Proportional to 3,505,012.76, 4,837,064.64 and 1,977,119.48

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Solution

The fourth proportional to 3,505,012.76, 4,837,064.64 and 1,977,119.48 is: 2,728,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505,012.76 : 4,837,064.64 = 1,977,119.48 : x
  2. Step 2: Convert to fraction form
    3,505,012.76/4,837,064.64 = 1,977,119.48/x
  3. Step 3: Cross multiply
    3,505,012.76x = 4,837,064.64 × 1,977,119.48
  4. Step 4: Simplify right side
    3,505,012.76x = 9,563,454,725,763.19
  5. Step 5: Solve for x
    x = 9,563,454,725,763.19/3,505,012.76
  6. Step 6: Final answer
    x = 2,728,507.82

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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.