Home / 884,905.60-1,325,390.10-727,441.60

Finding the Fourth Proportional to 884,905.60, 1,325,390.10 and 727,441.60

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Solution

The fourth proportional to 884,905.60, 1,325,390.10 and 727,441.60 is: 1,089,544.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,905.60 : 1,325,390.10 = 727,441.60 : x
  2. Step 2: Convert to fraction form
    884,905.60/1,325,390.10 = 727,441.60/x
  3. Step 3: Cross multiply
    884,905.60x = 1,325,390.10 × 727,441.60
  4. Step 4: Simplify right side
    884,905.60x = 964,143,894,968.16
  5. Step 5: Solve for x
    x = 964,143,894,968.16/884,905.60
  6. Step 6: Final answer
    x = 1,089,544.35

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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.