Home / 2,109,077.65-2,910,580.37-1,293,730.93

Finding the Fourth Proportional to 2,109,077.65, 2,910,580.37 and 1,293,730.93

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Solution

The fourth proportional to 2,109,077.65, 2,910,580.37 and 1,293,730.93 is: 1,785,381.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,077.65 : 2,910,580.37 = 1,293,730.93 : x
  2. Step 2: Convert to fraction form
    2,109,077.65/2,910,580.37 = 1,293,730.93/x
  3. Step 3: Cross multiply
    2,109,077.65x = 2,910,580.37 × 1,293,730.93
  4. Step 4: Simplify right side
    2,109,077.65x = 3,765,507,848,919.84
  5. Step 5: Solve for x
    x = 3,765,507,848,919.84/2,109,077.65
  6. Step 6: Final answer
    x = 1,785,381.32

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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.