Home / 1,973,631.64-2,957,396-1,540,321.72

Finding the Fourth Proportional to 1,973,631.64, 2,957,396 and 1,540,321.72

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Solution

The fourth proportional to 1,973,631.64, 2,957,396 and 1,540,321.72 is: 2,308,101.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,631.64 : 2,957,396 = 1,540,321.72 : x
  2. Step 2: Convert to fraction form
    1,973,631.64/2,957,396 = 1,540,321.72/x
  3. Step 3: Cross multiply
    1,973,631.64x = 2,957,396 × 1,540,321.72
  4. Step 4: Simplify right side
    1,973,631.64x = 4,555,341,293,441.12
  5. Step 5: Solve for x
    x = 4,555,341,293,441.12/1,973,631.64
  6. Step 6: Final answer
    x = 2,308,101.07

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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.