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Finding the Fourth Proportional to 884,048.80, 1,324,511.60 and 854,813.60

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Solution

The fourth proportional to 884,048.80, 1,324,511.60 and 854,813.60 is: 1,280,710.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,048.80 : 1,324,511.60 = 854,813.60 : x
  2. Step 2: Convert to fraction form
    884,048.80/1,324,511.60 = 854,813.60/x
  3. Step 3: Cross multiply
    884,048.80x = 1,324,511.60 × 854,813.60
  4. Step 4: Simplify right side
    884,048.80x = 1,132,210,529,037.76
  5. Step 5: Solve for x
    x = 1,132,210,529,037.76/884,048.80
  6. Step 6: Final answer
    x = 1,280,710.44

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1.5x scale

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.