Home / 2,134,700.28-2,945,564.82-1,217,009.16

Finding the Fourth Proportional to 2,134,700.28, 2,945,564.82 and 1,217,009.16

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Solution

The fourth proportional to 2,134,700.28, 2,945,564.82 and 1,217,009.16 is: 1,679,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,700.28 : 2,945,564.82 = 1,217,009.16 : x
  2. Step 2: Convert to fraction form
    2,134,700.28/2,945,564.82 = 1,217,009.16/x
  3. Step 3: Cross multiply
    2,134,700.28x = 2,945,564.82 × 1,217,009.16
  4. Step 4: Simplify right side
    2,134,700.28x = 3,584,779,367,313.75
  5. Step 5: Solve for x
    x = 3,584,779,367,313.75/2,134,700.28
  6. Step 6: Final answer
    x = 1,679,289.31

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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.