Home / 2,057,319.81-3,086,182.89-709,305.21

Finding the Fourth Proportional to 2,057,319.81, 3,086,182.89 and 709,305.21

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Solution

The fourth proportional to 2,057,319.81, 3,086,182.89 and 709,305.21 is: 1,064,027.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,319.81 : 3,086,182.89 = 709,305.21 : x
  2. Step 2: Convert to fraction form
    2,057,319.81/3,086,182.89 = 709,305.21/x
  3. Step 3: Cross multiply
    2,057,319.81x = 3,086,182.89 × 709,305.21
  4. Step 4: Simplify right side
    2,057,319.81x = 2,189,045,602,889.86
  5. Step 5: Solve for x
    x = 2,189,045,602,889.86/2,057,319.81
  6. Step 6: Final answer
    x = 1,064,027.86

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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.