Home / 1,952,161.78-2,693,964.46-1,124,931.42

Finding the Fourth Proportional to 1,952,161.78, 2,693,964.46 and 1,124,931.42

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Solution

The fourth proportional to 1,952,161.78, 2,693,964.46 and 1,124,931.42 is: 1,552,394.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,161.78 : 2,693,964.46 = 1,124,931.42 : x
  2. Step 2: Convert to fraction form
    1,952,161.78/2,693,964.46 = 1,124,931.42/x
  3. Step 3: Cross multiply
    1,952,161.78x = 2,693,964.46 × 1,124,931.42
  4. Step 4: Simplify right side
    1,952,161.78x = 3,030,525,265,417.33
  5. Step 5: Solve for x
    x = 3,030,525,265,417.33/1,952,161.78
  6. Step 6: Final answer
    x = 1,552,394.53

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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.