Home / 1,108,270.80-1,662,406.20-634,566.60

Finding the Fourth Proportional to 1,108,270.80, 1,662,406.20 and 634,566.60

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Solution

The fourth proportional to 1,108,270.80, 1,662,406.20 and 634,566.60 is: 951,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,270.80 : 1,662,406.20 = 634,566.60 : x
  2. Step 2: Convert to fraction form
    1,108,270.80/1,662,406.20 = 634,566.60/x
  3. Step 3: Cross multiply
    1,108,270.80x = 1,662,406.20 × 634,566.60
  4. Step 4: Simplify right side
    1,108,270.80x = 1,054,907,450,152.92
  5. Step 5: Solve for x
    x = 1,054,907,450,152.92/1,108,270.80
  6. Step 6: Final answer
    x = 951,849.90

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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.