Home / 2,140,255.12-2,953,473.64-1,173,364.24

Finding the Fourth Proportional to 2,140,255.12, 2,953,473.64 and 1,173,364.24

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Solution

The fourth proportional to 2,140,255.12, 2,953,473.64 and 1,173,364.24 is: 1,619,199.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,255.12 : 2,953,473.64 = 1,173,364.24 : x
  2. Step 2: Convert to fraction form
    2,140,255.12/2,953,473.64 = 1,173,364.24/x
  3. Step 3: Cross multiply
    2,140,255.12x = 2,953,473.64 × 1,173,364.24
  4. Step 4: Simplify right side
    2,140,255.12x = 3,465,500,352,958.63
  5. Step 5: Solve for x
    x = 3,465,500,352,958.63/2,140,255.12
  6. Step 6: Final answer
    x = 1,619,199.66

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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.