Home / 1,814,679.40-2,503,964.54-1,040,167.72

Finding the Fourth Proportional to 1,814,679.40, 2,503,964.54 and 1,040,167.72

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Solution

The fourth proportional to 1,814,679.40, 2,503,964.54 and 1,040,167.72 is: 1,435,263.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,679.40 : 2,503,964.54 = 1,040,167.72 : x
  2. Step 2: Convert to fraction form
    1,814,679.40/2,503,964.54 = 1,040,167.72/x
  3. Step 3: Cross multiply
    1,814,679.40x = 2,503,964.54 × 1,040,167.72
  4. Step 4: Simplify right side
    1,814,679.40x = 2,604,543,082,762.13
  5. Step 5: Solve for x
    x = 2,604,543,082,762.13/1,814,679.40
  6. Step 6: Final answer
    x = 1,435,263.49

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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.