Home / 2,550,021.93-3,519,107.67-1,404,143.28

Finding the Fourth Proportional to 2,550,021.93, 3,519,107.67 and 1,404,143.28

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Solution

The fourth proportional to 2,550,021.93, 3,519,107.67 and 1,404,143.28 is: 1,937,760.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550,021.93 : 3,519,107.67 = 1,404,143.28 : x
  2. Step 2: Convert to fraction form
    2,550,021.93/3,519,107.67 = 1,404,143.28/x
  3. Step 3: Cross multiply
    2,550,021.93x = 3,519,107.67 × 1,404,143.28
  4. Step 4: Simplify right side
    2,550,021.93x = 4,941,331,386,426.96
  5. Step 5: Solve for x
    x = 4,941,331,386,426.96/2,550,021.93
  6. Step 6: Final answer
    x = 1,937,760.35

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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.