Home / 3,113,135.20-4,669,702.80-1,093,659.40

Finding the Fourth Proportional to 3,113,135.20, 4,669,702.80 and 1,093,659.40

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Solution

The fourth proportional to 3,113,135.20, 4,669,702.80 and 1,093,659.40 is: 1,640,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,135.20 : 4,669,702.80 = 1,093,659.40 : x
  2. Step 2: Convert to fraction form
    3,113,135.20/4,669,702.80 = 1,093,659.40/x
  3. Step 3: Cross multiply
    3,113,135.20x = 4,669,702.80 × 1,093,659.40
  4. Step 4: Simplify right side
    3,113,135.20x = 5,107,064,362,426.32
  5. Step 5: Solve for x
    x = 5,107,064,362,426.32/3,113,135.20
  6. Step 6: Final answer
    x = 1,640,489.10

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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.