Home / 4,127,661.60-6,188,665.80-2,101,984.32

Finding the Fourth Proportional to 4,127,661.60, 6,188,665.80 and 2,101,984.32

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Solution

The fourth proportional to 4,127,661.60, 6,188,665.80 and 2,101,984.32 is: 3,151,537.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127,661.60 : 6,188,665.80 = 2,101,984.32 : x
  2. Step 2: Convert to fraction form
    4,127,661.60/6,188,665.80 = 2,101,984.32/x
  3. Step 3: Cross multiply
    4,127,661.60x = 6,188,665.80 × 2,101,984.32
  4. Step 4: Simplify right side
    4,127,661.60x = 13,008,478,473,320.25
  5. Step 5: Solve for x
    x = 13,008,478,473,320.25/4,127,661.60
  6. Step 6: Final answer
    x = 3,151,537.05

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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.