Home / 3,903,985.26-5,387,498.46-2,185,105.32

Finding the Fourth Proportional to 3,903,985.26, 5,387,498.46 and 2,185,105.32

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Solution

The fourth proportional to 3,903,985.26, 5,387,498.46 and 2,185,105.32 is: 3,015,444.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903,985.26 : 5,387,498.46 = 2,185,105.32 : x
  2. Step 2: Convert to fraction form
    3,903,985.26/5,387,498.46 = 2,185,105.32/x
  3. Step 3: Cross multiply
    3,903,985.26x = 5,387,498.46 × 2,185,105.32
  4. Step 4: Simplify right side
    3,903,985.26x = 11,772,251,546,437.81
  5. Step 5: Solve for x
    x = 11,772,251,546,437.81/3,903,985.26
  6. Step 6: Final answer
    x = 3,015,444.67

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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.