Home / 1,831,019.60-2,740,999.80-1,609,835.60

Finding the Fourth Proportional to 1,831,019.60, 2,740,999.80 and 1,609,835.60

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Solution

The fourth proportional to 1,831,019.60, 2,740,999.80 and 1,609,835.60 is: 2,409,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,019.60 : 2,740,999.80 = 1,609,835.60 : x
  2. Step 2: Convert to fraction form
    1,831,019.60/2,740,999.80 = 1,609,835.60/x
  3. Step 3: Cross multiply
    1,831,019.60x = 2,740,999.80 × 1,609,835.60
  4. Step 4: Simplify right side
    1,831,019.60x = 4,412,559,057,632.88
  5. Step 5: Solve for x
    x = 4,412,559,057,632.88/1,831,019.60
  6. Step 6: Final answer
    x = 2,409,891.77

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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.