Home / 1,661,109.40-2,327,127.80-1,661,109.40

Finding the Fourth Proportional to 1,661,109.40, 2,327,127.80 and 1,661,109.40

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Solution

The fourth proportional to 1,661,109.40, 2,327,127.80 and 1,661,109.40 is: 2,327,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,109.40 : 2,327,127.80 = 1,661,109.40 : x
  2. Step 2: Convert to fraction form
    1,661,109.40/2,327,127.80 = 1,661,109.40/x
  3. Step 3: Cross multiply
    1,661,109.40x = 2,327,127.80 × 1,661,109.40
  4. Step 4: Simplify right side
    1,661,109.40x = 3,865,613,863,581.32
  5. Step 5: Solve for x
    x = 3,865,613,863,581.32/1,661,109.40
  6. Step 6: Final answer
    x = 2,327,127.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.