Home / 1,376,000.80-2,059,918.80-1,022,581.60

Finding the Fourth Proportional to 1,376,000.80, 2,059,918.80 and 1,022,581.60

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Solution

The fourth proportional to 1,376,000.80, 2,059,918.80 and 1,022,581.60 is: 1,530,838.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,000.80 : 2,059,918.80 = 1,022,581.60 : x
  2. Step 2: Convert to fraction form
    1,376,000.80/2,059,918.80 = 1,022,581.60/x
  3. Step 3: Cross multiply
    1,376,000.80x = 2,059,918.80 × 1,022,581.60
  4. Step 4: Simplify right side
    1,376,000.80x = 2,106,435,062,374.08
  5. Step 5: Solve for x
    x = 2,106,435,062,374.08/1,376,000.80
  6. Step 6: Final answer
    x = 1,530,838.54

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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.