Home / 4,851,219.60-7,276,829.40-1,485,421.20

Finding the Fourth Proportional to 4,851,219.60, 7,276,829.40 and 1,485,421.20

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Solution

The fourth proportional to 4,851,219.60, 7,276,829.40 and 1,485,421.20 is: 2,228,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851,219.60 : 7,276,829.40 = 1,485,421.20 : x
  2. Step 2: Convert to fraction form
    4,851,219.60/7,276,829.40 = 1,485,421.20/x
  3. Step 3: Cross multiply
    4,851,219.60x = 7,276,829.40 × 1,485,421.20
  4. Step 4: Simplify right side
    4,851,219.60x = 10,809,156,659,543.28
  5. Step 5: Solve for x
    x = 10,809,156,659,543.28/4,851,219.60
  6. Step 6: Final answer
    x = 2,228,131.80

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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.