Home / 2,157,485.60-3,233,636.40-894,663.20

Finding the Fourth Proportional to 2,157,485.60, 3,233,636.40 and 894,663.20

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Solution

The fourth proportional to 2,157,485.60, 3,233,636.40 and 894,663.20 is: 1,340,919.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,485.60 : 3,233,636.40 = 894,663.20 : x
  2. Step 2: Convert to fraction form
    2,157,485.60/3,233,636.40 = 894,663.20/x
  3. Step 3: Cross multiply
    2,157,485.60x = 3,233,636.40 × 894,663.20
  4. Step 4: Simplify right side
    2,157,485.60x = 2,893,015,489,260.48
  5. Step 5: Solve for x
    x = 2,893,015,489,260.48/2,157,485.60
  6. Step 6: Final answer
    x = 1,340,919.95

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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.