Home / 3,470,015.43-4,788,770.85-1,921,276.98

Finding the Fourth Proportional to 3,470,015.43, 4,788,770.85 and 1,921,276.98

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Solution

The fourth proportional to 3,470,015.43, 4,788,770.85 and 1,921,276.98 is: 2,651,445.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,015.43 : 4,788,770.85 = 1,921,276.98 : x
  2. Step 2: Convert to fraction form
    3,470,015.43/4,788,770.85 = 1,921,276.98/x
  3. Step 3: Cross multiply
    3,470,015.43x = 4,788,770.85 × 1,921,276.98
  4. Step 4: Simplify right side
    3,470,015.43x = 9,200,555,196,600.03
  5. Step 5: Solve for x
    x = 9,200,555,196,600.03/3,470,015.43
  6. Step 6: Final answer
    x = 2,651,445.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.