Home / 2,146,904.28-2,959,453.08-1,819,007.10

Finding the Fourth Proportional to 2,146,904.28, 2,959,453.08 and 1,819,007.10

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Solution

The fourth proportional to 2,146,904.28, 2,959,453.08 and 1,819,007.10 is: 2,507,455.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,904.28 : 2,959,453.08 = 1,819,007.10 : x
  2. Step 2: Convert to fraction form
    2,146,904.28/2,959,453.08 = 1,819,007.10/x
  3. Step 3: Cross multiply
    2,146,904.28x = 2,959,453.08 × 1,819,007.10
  4. Step 4: Simplify right side
    2,146,904.28x = 5,383,266,164,636.87
  5. Step 5: Solve for x
    x = 5,383,266,164,636.87/2,146,904.28
  6. Step 6: Final answer
    x = 2,507,455.14

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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.