Home / 1,481,894.40-2,045,014.12-802,830.92

Finding the Fourth Proportional to 1,481,894.40, 2,045,014.12 and 802,830.92

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Solution

The fourth proportional to 1,481,894.40, 2,045,014.12 and 802,830.92 is: 1,107,906.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,894.40 : 2,045,014.12 = 802,830.92 : x
  2. Step 2: Convert to fraction form
    1,481,894.40/2,045,014.12 = 802,830.92/x
  3. Step 3: Cross multiply
    1,481,894.40x = 2,045,014.12 × 802,830.92
  4. Step 4: Simplify right side
    1,481,894.40x = 1,641,800,567,372.59
  5. Step 5: Solve for x
    x = 1,641,800,567,372.59/1,481,894.40
  6. Step 6: Final answer
    x = 1,107,906.59

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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.