Home / 2,157,004.67-2,977,745.06-1,341,471.02

Finding the Fourth Proportional to 2,157,004.67, 2,977,745.06 and 1,341,471.02

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Solution

The fourth proportional to 2,157,004.67, 2,977,745.06 and 1,341,471.02 is: 1,851,900.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,004.67 : 2,977,745.06 = 1,341,471.02 : x
  2. Step 2: Convert to fraction form
    2,157,004.67/2,977,745.06 = 1,341,471.02/x
  3. Step 3: Cross multiply
    2,157,004.67x = 2,977,745.06 × 1,341,471.02
  4. Step 4: Simplify right side
    2,157,004.67x = 3,994,558,691,403.11
  5. Step 5: Solve for x
    x = 3,994,558,691,403.11/2,157,004.67
  6. Step 6: Final answer
    x = 1,851,900.81

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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.