Home / 1,442,483.00-1,980,202.60-1,238,179.22

Finding the Fourth Proportional to 1,442,483.00, 1,980,202.60 and 1,238,179.22

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Solution

The fourth proportional to 1,442,483.00, 1,980,202.60 and 1,238,179.22 is: 1,699,739.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,483.00 : 1,980,202.60 = 1,238,179.22 : x
  2. Step 2: Convert to fraction form
    1,442,483.00/1,980,202.60 = 1,238,179.22/x
  3. Step 3: Cross multiply
    1,442,483.00x = 1,980,202.60 × 1,238,179.22
  4. Step 4: Simplify right side
    1,442,483.00x = 2,451,845,697,713.51
  5. Step 5: Solve for x
    x = 2,451,845,697,713.51/1,442,483.00
  6. Step 6: Final answer
    x = 1,699,739.76

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.