Home / 2,646,009.60-3,970,569.60-963,283.20

Finding the Fourth Proportional to 2,646,009.60, 3,970,569.60 and 963,283.20

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Solution

The fourth proportional to 2,646,009.60, 3,970,569.60 and 963,283.20 is: 1,445,490.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,009.60 : 3,970,569.60 = 963,283.20 : x
  2. Step 2: Convert to fraction form
    2,646,009.60/3,970,569.60 = 963,283.20/x
  3. Step 3: Cross multiply
    2,646,009.60x = 3,970,569.60 × 963,283.20
  4. Step 4: Simplify right side
    2,646,009.60x = 3,824,782,990,110.72
  5. Step 5: Solve for x
    x = 3,824,782,990,110.72/2,646,009.60
  6. Step 6: Final answer
    x = 1,445,490.97

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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.