Home / 2,051,837.02-3,077,914.42-685,615.45

Finding the Fourth Proportional to 2,051,837.02, 3,077,914.42 and 685,615.45

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Solution

The fourth proportional to 2,051,837.02, 3,077,914.42 and 685,615.45 is: 1,028,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,837.02 : 3,077,914.42 = 685,615.45 : x
  2. Step 2: Convert to fraction form
    2,051,837.02/3,077,914.42 = 685,615.45/x
  3. Step 3: Cross multiply
    2,051,837.02x = 3,077,914.42 × 685,615.45
  4. Step 4: Simplify right side
    2,051,837.02x = 2,110,265,680,129.79
  5. Step 5: Solve for x
    x = 2,110,265,680,129.79/2,051,837.02
  6. Step 6: Final answer
    x = 1,028,476.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.