Home / 3,505,013.76-4,837,066.02-1,977,120.48

Finding the Fourth Proportional to 3,505,013.76, 4,837,066.02 and 1,977,120.48

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Solution

The fourth proportional to 3,505,013.76, 4,837,066.02 and 1,977,120.48 is: 2,728,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505,013.76 : 4,837,066.02 = 1,977,120.48 : x
  2. Step 2: Convert to fraction form
    3,505,013.76/4,837,066.02 = 1,977,120.48/x
  3. Step 3: Cross multiply
    3,505,013.76x = 4,837,066.02 × 1,977,120.48
  4. Step 4: Simplify right side
    3,505,013.76x = 9,563,462,291,254.09
  5. Step 5: Solve for x
    x = 9,563,462,291,254.09/3,505,013.76
  6. Step 6: Final answer
    x = 2,728,509.20

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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.