Home / 3,889,699.20-5,369,256-2,925,613.56

Finding the Fourth Proportional to 3,889,699.20, 5,369,256 and 2,925,613.56

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Solution

The fourth proportional to 3,889,699.20, 5,369,256 and 2,925,613.56 is: 4,038,453.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,699.20 : 5,369,256 = 2,925,613.56 : x
  2. Step 2: Convert to fraction form
    3,889,699.20/5,369,256 = 2,925,613.56/x
  3. Step 3: Cross multiply
    3,889,699.20x = 5,369,256 × 2,925,613.56
  4. Step 4: Simplify right side
    3,889,699.20x = 15,708,368,160,711.36
  5. Step 5: Solve for x
    x = 15,708,368,160,711.36/3,889,699.20
  6. Step 6: Final answer
    x = 4,038,453.19

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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.