Home / 914,349.60-1,369,191.60-727,725.60

Finding the Fourth Proportional to 914,349.60, 1,369,191.60 and 727,725.60

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Solution

The fourth proportional to 914,349.60, 1,369,191.60 and 727,725.60 is: 1,089,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,349.60 : 1,369,191.60 = 727,725.60 : x
  2. Step 2: Convert to fraction form
    914,349.60/1,369,191.60 = 727,725.60/x
  3. Step 3: Cross multiply
    914,349.60x = 1,369,191.60 × 727,725.60
  4. Step 4: Simplify right side
    914,349.60x = 996,395,778,624.96
  5. Step 5: Solve for x
    x = 996,395,778,624.96/914,349.60
  6. Step 6: Final answer
    x = 1,089,731.74

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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.