Home / 1,831,242.72-2,527,069.68-1,015,449.60

Finding the Fourth Proportional to 1,831,242.72, 2,527,069.68 and 1,015,449.60

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Solution

The fourth proportional to 1,831,242.72, 2,527,069.68 and 1,015,449.60 is: 1,401,295.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,242.72 : 2,527,069.68 = 1,015,449.60 : x
  2. Step 2: Convert to fraction form
    1,831,242.72/2,527,069.68 = 1,015,449.60/x
  3. Step 3: Cross multiply
    1,831,242.72x = 2,527,069.68 × 1,015,449.60
  4. Step 4: Simplify right side
    1,831,242.72x = 2,566,111,895,728.13
  5. Step 5: Solve for x
    x = 2,566,111,895,728.13/1,831,242.72
  6. Step 6: Final answer
    x = 1,401,295.34

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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.