Home / 3,832,830.40-5,285,946.72-3,068,605.12

Finding the Fourth Proportional to 3,832,830.40, 5,285,946.72 and 3,068,605.12

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Solution

The fourth proportional to 3,832,830.40, 5,285,946.72 and 3,068,605.12 is: 4,231,985.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832,830.40 : 5,285,946.72 = 3,068,605.12 : x
  2. Step 2: Convert to fraction form
    3,832,830.40/5,285,946.72 = 3,068,605.12/x
  3. Step 3: Cross multiply
    3,832,830.40x = 5,285,946.72 × 3,068,605.12
  4. Step 4: Simplify right side
    3,832,830.40x = 16,220,483,169,039.21
  5. Step 5: Solve for x
    x = 16,220,483,169,039.21/3,832,830.40
  6. Step 6: Final answer
    x = 4,231,985.63

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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.