Home / 1,423,515.11-1,964,392.31-850,871.03

Finding the Fourth Proportional to 1,423,515.11, 1,964,392.31 and 850,871.03

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Solution

The fourth proportional to 1,423,515.11, 1,964,392.31 and 850,871.03 is: 1,174,167.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,515.11 : 1,964,392.31 = 850,871.03 : x
  2. Step 2: Convert to fraction form
    1,423,515.11/1,964,392.31 = 850,871.03/x
  3. Step 3: Cross multiply
    1,423,515.11x = 1,964,392.31 × 850,871.03
  4. Step 4: Simplify right side
    1,423,515.11x = 1,671,444,503,879.42
  5. Step 5: Solve for x
    x = 1,671,444,503,879.42/1,423,515.11
  6. Step 6: Final answer
    x = 1,174,167.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.