Home / 1,959,728.72-2,704,425.62-1,100,307.45

Finding the Fourth Proportional to 1,959,728.72, 2,704,425.62 and 1,100,307.45

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Solution

The fourth proportional to 1,959,728.72, 2,704,425.62 and 1,100,307.45 is: 1,518,424.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,728.72 : 2,704,425.62 = 1,100,307.45 : x
  2. Step 2: Convert to fraction form
    1,959,728.72/2,704,425.62 = 1,100,307.45/x
  3. Step 3: Cross multiply
    1,959,728.72x = 2,704,425.62 × 1,100,307.45
  4. Step 4: Simplify right side
    1,959,728.72x = 2,975,699,660,407.64
  5. Step 5: Solve for x
    x = 2,975,699,660,407.64/1,959,728.72
  6. Step 6: Final answer
    x = 1,518,424.27

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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.