Home / 2,164,981.60-2,987,600.88-1,198,152.64

Finding the Fourth Proportional to 2,164,981.60, 2,987,600.88 and 1,198,152.64

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Solution

The fourth proportional to 2,164,981.60, 2,987,600.88 and 1,198,152.64 is: 1,653,409.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,981.60 : 2,987,600.88 = 1,198,152.64 : x
  2. Step 2: Convert to fraction form
    2,164,981.60/2,987,600.88 = 1,198,152.64/x
  3. Step 3: Cross multiply
    2,164,981.60x = 2,987,600.88 × 1,198,152.64
  4. Step 4: Simplify right side
    2,164,981.60x = 3,579,601,881,638.32
  5. Step 5: Solve for x
    x = 3,579,601,881,638.32/2,164,981.60
  6. Step 6: Final answer
    x = 1,653,409.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.