Home / 4,078,511.20-6,110,768.40-1,943,999.20

Finding the Fourth Proportional to 4,078,511.20, 6,110,768.40 and 1,943,999.20

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Solution

The fourth proportional to 4,078,511.20, 6,110,768.40 and 1,943,999.20 is: 2,912,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,511.20 : 6,110,768.40 = 1,943,999.20 : x
  2. Step 2: Convert to fraction form
    4,078,511.20/6,110,768.40 = 1,943,999.20/x
  3. Step 3: Cross multiply
    4,078,511.20x = 6,110,768.40 × 1,943,999.20
  4. Step 4: Simplify right side
    4,078,511.20x = 11,879,328,880,985.28
  5. Step 5: Solve for x
    x = 11,879,328,880,985.28/4,078,511.20
  6. Step 6: Final answer
    x = 2,912,663.05

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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.