Home / 2,238,543.60-3,089,099.76-1,219,926.48

Finding the Fourth Proportional to 2,238,543.60, 3,089,099.76 and 1,219,926.48

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Solution

The fourth proportional to 2,238,543.60, 3,089,099.76 and 1,219,926.48 is: 1,683,449.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,543.60 : 3,089,099.76 = 1,219,926.48 : x
  2. Step 2: Convert to fraction form
    2,238,543.60/3,089,099.76 = 1,219,926.48/x
  3. Step 3: Cross multiply
    2,238,543.60x = 3,089,099.76 × 1,219,926.48
  4. Step 4: Simplify right side
    2,238,543.60x = 3,768,474,596,585.64
  5. Step 5: Solve for x
    x = 3,768,474,596,585.64/2,238,543.60
  6. Step 6: Final answer
    x = 1,683,449.27

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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.