Home / 1,214,466.76-1,821,696.30-328,002.76

Finding the Fourth Proportional to 1,214,466.76, 1,821,696.30 and 328,002.76

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Solution

The fourth proportional to 1,214,466.76, 1,821,696.30 and 328,002.76 is: 492,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,466.76 : 1,821,696.30 = 328,002.76 : x
  2. Step 2: Convert to fraction form
    1,214,466.76/1,821,696.30 = 328,002.76/x
  3. Step 3: Cross multiply
    1,214,466.76x = 1,821,696.30 × 328,002.76
  4. Step 4: Simplify right side
    1,214,466.76x = 597,521,414,281.79
  5. Step 5: Solve for x
    x = 597,521,414,281.79/1,214,466.76
  6. Step 6: Final answer
    x = 492,003.10

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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.