Home / 4,789,407.20-7,184,110.80-1,948,056.80

Finding the Fourth Proportional to 4,789,407.20, 7,184,110.80 and 1,948,056.80

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Solution

The fourth proportional to 4,789,407.20, 7,184,110.80 and 1,948,056.80 is: 2,922,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,407.20 : 7,184,110.80 = 1,948,056.80 : x
  2. Step 2: Convert to fraction form
    4,789,407.20/7,184,110.80 = 1,948,056.80/x
  3. Step 3: Cross multiply
    4,789,407.20x = 7,184,110.80 × 1,948,056.80
  4. Step 4: Simplify right side
    4,789,407.20x = 13,995,055,895,893.44
  5. Step 5: Solve for x
    x = 13,995,055,895,893.44/4,789,407.20
  6. Step 6: Final answer
    x = 2,922,085.20

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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.