Home / 1,133,157.60-1,699,736.40-634,456.80

Finding the Fourth Proportional to 1,133,157.60, 1,699,736.40 and 634,456.80

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Solution

The fourth proportional to 1,133,157.60, 1,699,736.40 and 634,456.80 is: 951,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,157.60 : 1,699,736.40 = 634,456.80 : x
  2. Step 2: Convert to fraction form
    1,133,157.60/1,699,736.40 = 634,456.80/x
  3. Step 3: Cross multiply
    1,133,157.60x = 1,699,736.40 × 634,456.80
  4. Step 4: Simplify right side
    1,133,157.60x = 1,078,409,317,187.52
  5. Step 5: Solve for x
    x = 1,078,409,317,187.52/1,133,157.60
  6. Step 6: Final answer
    x = 951,685.20

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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.