Home / 4,085,876.50-6,128,798.22-1,245,980.44

Finding the Fourth Proportional to 4,085,876.50, 6,128,798.22 and 1,245,980.44

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Solution

The fourth proportional to 4,085,876.50, 6,128,798.22 and 1,245,980.44 is: 1,868,965.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085,876.50 : 6,128,798.22 = 1,245,980.44 : x
  2. Step 2: Convert to fraction form
    4,085,876.50/6,128,798.22 = 1,245,980.44/x
  3. Step 3: Cross multiply
    4,085,876.50x = 6,128,798.22 × 1,245,980.44
  4. Step 4: Simplify right side
    4,085,876.50x = 7,636,362,702,826.82
  5. Step 5: Solve for x
    x = 7,636,362,702,826.82/4,085,876.50
  6. Step 6: Final answer
    x = 1,868,965.62

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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.