Home / 1,415,659.21-2,122,648.89-562,271.79

Finding the Fourth Proportional to 1,415,659.21, 2,122,648.89 and 562,271.79

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Solution

The fourth proportional to 1,415,659.21, 2,122,648.89 and 562,271.79 is: 843,074.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,659.21 : 2,122,648.89 = 562,271.79 : x
  2. Step 2: Convert to fraction form
    1,415,659.21/2,122,648.89 = 562,271.79/x
  3. Step 3: Cross multiply
    1,415,659.21x = 2,122,648.89 × 562,271.79
  4. Step 4: Simplify right side
    1,415,659.21x = 1,193,505,590,921.81
  5. Step 5: Solve for x
    x = 1,193,505,590,921.81/1,415,659.21
  6. Step 6: Final answer
    x = 843,074.08

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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.