Home / 2,261,322.81-3,119,224.68-1,487,042.19

Finding the Fourth Proportional to 2,261,322.81, 3,119,224.68 and 1,487,042.19

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Solution

The fourth proportional to 2,261,322.81, 3,119,224.68 and 1,487,042.19 is: 2,051,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,322.81 : 3,119,224.68 = 1,487,042.19 : x
  2. Step 2: Convert to fraction form
    2,261,322.81/3,119,224.68 = 1,487,042.19/x
  3. Step 3: Cross multiply
    2,261,322.81x = 3,119,224.68 × 1,487,042.19
  4. Step 4: Simplify right side
    2,261,322.81x = 4,638,418,699,249.25
  5. Step 5: Solve for x
    x = 4,638,418,699,249.25/2,261,322.81
  6. Step 6: Final answer
    x = 2,051,197.06

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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.