Home / 3,127,431.13-4,315,825.79-1,769,304.13

Finding the Fourth Proportional to 3,127,431.13, 4,315,825.79 and 1,769,304.13

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Solution

The fourth proportional to 3,127,431.13, 4,315,825.79 and 1,769,304.13 is: 2,441,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,431.13 : 4,315,825.79 = 1,769,304.13 : x
  2. Step 2: Convert to fraction form
    3,127,431.13/4,315,825.79 = 1,769,304.13/x
  3. Step 3: Cross multiply
    3,127,431.13x = 4,315,825.79 × 1,769,304.13
  4. Step 4: Simplify right side
    3,127,431.13x = 7,636,008,394,607.51
  5. Step 5: Solve for x
    x = 7,636,008,394,607.51/3,127,431.13
  6. Step 6: Final answer
    x = 2,441,623.20

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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.