Home / 4,893,928.80-7,340,893.20-1,300,250.40

Finding the Fourth Proportional to 4,893,928.80, 7,340,893.20 and 1,300,250.40

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Solution

The fourth proportional to 4,893,928.80, 7,340,893.20 and 1,300,250.40 is: 1,950,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893,928.80 : 7,340,893.20 = 1,300,250.40 : x
  2. Step 2: Convert to fraction form
    4,893,928.80/7,340,893.20 = 1,300,250.40/x
  3. Step 3: Cross multiply
    4,893,928.80x = 7,340,893.20 × 1,300,250.40
  4. Step 4: Simplify right side
    4,893,928.80x = 9,544,999,319,657.28
  5. Step 5: Solve for x
    x = 9,544,999,319,657.28/4,893,928.80
  6. Step 6: Final answer
    x = 1,950,375.60

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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.