Home / 4,078,980.40-6,120,220.20-2,084,436.40

Finding the Fourth Proportional to 4,078,980.40, 6,120,220.20 and 2,084,436.40

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Solution

The fourth proportional to 4,078,980.40, 6,120,220.20 and 2,084,436.40 is: 3,127,548.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,980.40 : 6,120,220.20 = 2,084,436.40 : x
  2. Step 2: Convert to fraction form
    4,078,980.40/6,120,220.20 = 2,084,436.40/x
  3. Step 3: Cross multiply
    4,078,980.40x = 6,120,220.20 × 2,084,436.40
  4. Step 4: Simplify right side
    4,078,980.40x = 12,757,209,760,895.28
  5. Step 5: Solve for x
    x = 12,757,209,760,895.28/4,078,980.40
  6. Step 6: Final answer
    x = 3,127,548.68

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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.