Home / 2,168,358.34-2,992,352.25-1,201,504.78

Finding the Fourth Proportional to 2,168,358.34, 2,992,352.25 and 1,201,504.78

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Solution

The fourth proportional to 2,168,358.34, 2,992,352.25 and 1,201,504.78 is: 1,658,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,358.34 : 2,992,352.25 = 1,201,504.78 : x
  2. Step 2: Convert to fraction form
    2,168,358.34/2,992,352.25 = 1,201,504.78/x
  3. Step 3: Cross multiply
    2,168,358.34x = 2,992,352.25 × 1,201,504.78
  4. Step 4: Simplify right side
    2,168,358.34x = 3,595,325,531,818.76
  5. Step 5: Solve for x
    x = 3,595,325,531,818.76/2,168,358.34
  6. Step 6: Final answer
    x = 1,658,086.43

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1.5x scale

Why These Related Problems?

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