Home / 1,099,261.35-1,648,892.03-922,114.35

Finding the Fourth Proportional to 1,099,261.35, 1,648,892.03 and 922,114.35

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Solution

The fourth proportional to 1,099,261.35, 1,648,892.03 and 922,114.35 is: 1,383,171.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,261.35 : 1,648,892.03 = 922,114.35 : x
  2. Step 2: Convert to fraction form
    1,099,261.35/1,648,892.03 = 922,114.35/x
  3. Step 3: Cross multiply
    1,099,261.35x = 1,648,892.03 × 922,114.35
  4. Step 4: Simplify right side
    1,099,261.35x = 1,520,466,997,853.06
  5. Step 5: Solve for x
    x = 1,520,466,997,853.06/1,099,261.35
  6. Step 6: Final answer
    x = 1,383,171.53

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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.