Home / 2,963,749.79-4,089,949.04-1,605,619.55

Finding the Fourth Proportional to 2,963,749.79, 4,089,949.04 and 1,605,619.55

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Solution

The fourth proportional to 2,963,749.79, 4,089,949.04 and 1,605,619.55 is: 2,215,741.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,749.79 : 4,089,949.04 = 1,605,619.55 : x
  2. Step 2: Convert to fraction form
    2,963,749.79/4,089,949.04 = 1,605,619.55/x
  3. Step 3: Cross multiply
    2,963,749.79x = 4,089,949.04 × 1,605,619.55
  4. Step 4: Simplify right side
    2,963,749.79x = 6,566,902,108,649.89
  5. Step 5: Solve for x
    x = 6,566,902,108,649.89/2,963,749.79
  6. Step 6: Final answer
    x = 2,215,741.07

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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.