Home / 2,457,338.85-3,391,143.39-1,369,679.49

Finding the Fourth Proportional to 2,457,338.85, 3,391,143.39 and 1,369,679.49

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Solution

The fourth proportional to 2,457,338.85, 3,391,143.39 and 1,369,679.49 is: 1,890,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457,338.85 : 3,391,143.39 = 1,369,679.49 : x
  2. Step 2: Convert to fraction form
    2,457,338.85/3,391,143.39 = 1,369,679.49/x
  3. Step 3: Cross multiply
    2,457,338.85x = 3,391,143.39 × 1,369,679.49
  4. Step 4: Simplify right side
    2,457,338.85x = 4,644,779,548,932.07
  5. Step 5: Solve for x
    x = 4,644,779,548,932.07/2,457,338.85
  6. Step 6: Final answer
    x = 1,890,166.49

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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.