Home / 1,076,008.40-1,613,321.40-445,173.20

Finding the Fourth Proportional to 1,076,008.40, 1,613,321.40 and 445,173.20

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Solution

The fourth proportional to 1,076,008.40, 1,613,321.40 and 445,173.20 is: 667,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,008.40 : 1,613,321.40 = 445,173.20 : x
  2. Step 2: Convert to fraction form
    1,076,008.40/1,613,321.40 = 445,173.20/x
  3. Step 3: Cross multiply
    1,076,008.40x = 1,613,321.40 × 445,173.20
  4. Step 4: Simplify right side
    1,076,008.40x = 718,207,450,266.48
  5. Step 5: Solve for x
    x = 718,207,450,266.48/1,076,008.40
  6. Step 6: Final answer
    x = 667,473.83

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1.5x scale

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.