Home / 1,010,409.60-1,511,240.40-904,558.80

Finding the Fourth Proportional to 1,010,409.60, 1,511,240.40 and 904,558.80

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Solution

The fourth proportional to 1,010,409.60, 1,511,240.40 and 904,558.80 is: 1,352,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,409.60 : 1,511,240.40 = 904,558.80 : x
  2. Step 2: Convert to fraction form
    1,010,409.60/1,511,240.40 = 904,558.80/x
  3. Step 3: Cross multiply
    1,010,409.60x = 1,511,240.40 × 904,558.80
  4. Step 4: Simplify right side
    1,010,409.60x = 1,367,005,802,735.52
  5. Step 5: Solve for x
    x = 1,367,005,802,735.52/1,010,409.60
  6. Step 6: Final answer
    x = 1,352,922.42

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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.