Home / 1,455,511.20-2,183,266.80-894,861.60

Finding the Fourth Proportional to 1,455,511.20, 2,183,266.80 and 894,861.60

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Solution

The fourth proportional to 1,455,511.20, 2,183,266.80 and 894,861.60 is: 1,342,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,511.20 : 2,183,266.80 = 894,861.60 : x
  2. Step 2: Convert to fraction form
    1,455,511.20/2,183,266.80 = 894,861.60/x
  3. Step 3: Cross multiply
    1,455,511.20x = 2,183,266.80 × 894,861.60
  4. Step 4: Simplify right side
    1,455,511.20x = 1,953,721,621,874.88
  5. Step 5: Solve for x
    x = 1,953,721,621,874.88/1,455,511.20
  6. Step 6: Final answer
    x = 1,342,292.40

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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.