Home / 1,330,805.62-1,997,924.56-1,142,476.22

Finding the Fourth Proportional to 1,330,805.62, 1,997,924.56 and 1,142,476.22

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Solution

The fourth proportional to 1,330,805.62, 1,997,924.56 and 1,142,476.22 is: 1,715,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,805.62 : 1,997,924.56 = 1,142,476.22 : x
  2. Step 2: Convert to fraction form
    1,330,805.62/1,997,924.56 = 1,142,476.22/x
  3. Step 3: Cross multiply
    1,330,805.62x = 1,997,924.56 × 1,142,476.22
  4. Step 4: Simplify right side
    1,330,805.62x = 2,282,581,299,153.96
  5. Step 5: Solve for x
    x = 2,282,581,299,153.96/1,330,805.62
  6. Step 6: Final answer
    x = 1,715,187.60

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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.