Home / 1,076,165.28-1,613,687.36-401,691.92

Finding the Fourth Proportional to 1,076,165.28, 1,613,687.36 and 401,691.92

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Solution

The fourth proportional to 1,076,165.28, 1,613,687.36 and 401,691.92 is: 602,328.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,165.28 : 1,613,687.36 = 401,691.92 : x
  2. Step 2: Convert to fraction form
    1,076,165.28/1,613,687.36 = 401,691.92/x
  3. Step 3: Cross multiply
    1,076,165.28x = 1,613,687.36 × 401,691.92
  4. Step 4: Simplify right side
    1,076,165.28x = 648,205,173,918.13
  5. Step 5: Solve for x
    x = 648,205,173,918.13/1,076,165.28
  6. Step 6: Final answer
    x = 602,328.64

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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.