Home / 4,127,657.60-6,188,659.80-2,101,980.32

Finding the Fourth Proportional to 4,127,657.60, 6,188,659.80 and 2,101,980.32

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Solution

The fourth proportional to 4,127,657.60, 6,188,659.80 and 2,101,980.32 is: 3,151,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127,657.60 : 6,188,659.80 = 2,101,980.32 : x
  2. Step 2: Convert to fraction form
    4,127,657.60/6,188,659.80 = 2,101,980.32/x
  3. Step 3: Cross multiply
    4,127,657.60x = 6,188,659.80 × 2,101,980.32
  4. Step 4: Simplify right side
    4,127,657.60x = 13,008,441,106,775.13
  5. Step 5: Solve for x
    x = 13,008,441,106,775.13/4,127,657.60
  6. Step 6: Final answer
    x = 3,151,531.05

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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.