Home / 1,516,195-2,089,857.36-1,074,820

Finding the Fourth Proportional to 1,516,195, 2,089,857.36 and 1,074,820

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Solution

The fourth proportional to 1,516,195, 2,089,857.36 and 1,074,820 is: 1,481,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,195 : 2,089,857.36 = 1,074,820 : x
  2. Step 2: Convert to fraction form
    1,516,195/2,089,857.36 = 1,074,820/x
  3. Step 3: Cross multiply
    1,516,195x = 2,089,857.36 × 1,074,820
  4. Step 4: Simplify right side
    1,516,195x = 2,246,220,487,675.20
  5. Step 5: Solve for x
    x = 2,246,220,487,675.20/1,516,195
  6. Step 6: Final answer
    x = 1,481,485.22

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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.