Home / 1,076,129.41-1,613,633.61-401,656.03

Finding the Fourth Proportional to 1,076,129.41, 1,613,633.61 and 401,656.03

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Solution

The fourth proportional to 1,076,129.41, 1,613,633.61 and 401,656.03 is: 602,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,129.41 : 1,613,633.61 = 401,656.03 : x
  2. Step 2: Convert to fraction form
    1,076,129.41/1,613,633.61 = 401,656.03/x
  3. Step 3: Cross multiply
    1,076,129.41x = 1,613,633.61 × 401,656.03
  4. Step 4: Simplify right side
    1,076,129.41x = 648,125,667,139.29
  5. Step 5: Solve for x
    x = 648,125,667,139.29/1,076,129.41
  6. Step 6: Final answer
    x = 602,274.84

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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.