Home / 1,504,999.68-2,255,719.68-661,787.52

Finding the Fourth Proportional to 1,504,999.68, 2,255,719.68 and 661,787.52

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Solution

The fourth proportional to 1,504,999.68, 2,255,719.68 and 661,787.52 is: 991,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,999.68 : 2,255,719.68 = 661,787.52 : x
  2. Step 2: Convert to fraction form
    1,504,999.68/2,255,719.68 = 661,787.52/x
  3. Step 3: Cross multiply
    1,504,999.68x = 2,255,719.68 × 661,787.52
  4. Step 4: Simplify right side
    1,504,999.68x = 1,492,807,132,842.39
  5. Step 5: Solve for x
    x = 1,492,807,132,842.39/1,504,999.68
  6. Step 6: Final answer
    x = 991,898.64

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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.