Home / 884,701.20-1,325,302.20-821,715.60

Finding the Fourth Proportional to 884,701.20, 1,325,302.20 and 821,715.60

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Solution

The fourth proportional to 884,701.20, 1,325,302.20 and 821,715.60 is: 1,230,948.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,701.20 : 1,325,302.20 = 821,715.60 : x
  2. Step 2: Convert to fraction form
    884,701.20/1,325,302.20 = 821,715.60/x
  3. Step 3: Cross multiply
    884,701.20x = 1,325,302.20 × 821,715.60
  4. Step 4: Simplify right side
    884,701.20x = 1,089,021,492,454.32
  5. Step 5: Solve for x
    x = 1,089,021,492,454.32/884,701.20
  6. Step 6: Final answer
    x = 1,230,948.36

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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.