Home / 902,403.60-1,353,605.40-897,154.80

Finding the Fourth Proportional to 902,403.60, 1,353,605.40 and 897,154.80

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Solution

The fourth proportional to 902,403.60, 1,353,605.40 and 897,154.80 is: 1,345,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,403.60 : 1,353,605.40 = 897,154.80 : x
  2. Step 2: Convert to fraction form
    902,403.60/1,353,605.40 = 897,154.80/x
  3. Step 3: Cross multiply
    902,403.60x = 1,353,605.40 × 897,154.80
  4. Step 4: Simplify right side
    902,403.60x = 1,214,393,581,915.92
  5. Step 5: Solve for x
    x = 1,214,393,581,915.92/902,403.60
  6. Step 6: Final answer
    x = 1,345,732.20

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1.5x scale

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.