Home / 2,946,817.60-4,420,226.40-1,053,620.80

Finding the Fourth Proportional to 2,946,817.60, 4,420,226.40 and 1,053,620.80

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Solution

The fourth proportional to 2,946,817.60, 4,420,226.40 and 1,053,620.80 is: 1,580,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,817.60 : 4,420,226.40 = 1,053,620.80 : x
  2. Step 2: Convert to fraction form
    2,946,817.60/4,420,226.40 = 1,053,620.80/x
  3. Step 3: Cross multiply
    2,946,817.60x = 4,420,226.40 × 1,053,620.80
  4. Step 4: Simplify right side
    2,946,817.60x = 4,657,242,475,749.12
  5. Step 5: Solve for x
    x = 4,657,242,475,749.12/2,946,817.60
  6. Step 6: Final answer
    x = 1,580,431.20

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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.