Home / 1,558,500.80-2,336,138.40-847,025.60

Finding the Fourth Proportional to 1,558,500.80, 2,336,138.40 and 847,025.60

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Solution

The fourth proportional to 1,558,500.80, 2,336,138.40 and 847,025.60 is: 1,269,661.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,500.80 : 2,336,138.40 = 847,025.60 : x
  2. Step 2: Convert to fraction form
    1,558,500.80/2,336,138.40 = 847,025.60/x
  3. Step 3: Cross multiply
    1,558,500.80x = 2,336,138.40 × 847,025.60
  4. Step 4: Simplify right side
    1,558,500.80x = 1,978,769,029,943.04
  5. Step 5: Solve for x
    x = 1,978,769,029,943.04/1,558,500.80
  6. Step 6: Final answer
    x = 1,269,661.86

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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.