Home / 1,265,121.11-1,744,051.24-901,914.40

Finding the Fourth Proportional to 1,265,121.11, 1,744,051.24 and 901,914.40

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Solution

The fourth proportional to 1,265,121.11, 1,744,051.24 and 901,914.40 is: 1,243,347.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,121.11 : 1,744,051.24 = 901,914.40 : x
  2. Step 2: Convert to fraction form
    1,265,121.11/1,744,051.24 = 901,914.40/x
  3. Step 3: Cross multiply
    1,265,121.11x = 1,744,051.24 × 901,914.40
  4. Step 4: Simplify right side
    1,265,121.11x = 1,572,984,923,840.52
  5. Step 5: Solve for x
    x = 1,572,984,923,840.52/1,265,121.11
  6. Step 6: Final answer
    x = 1,243,347.31

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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.