Home / 1,909,346.32-2,634,807.72-1,049,942.80

Finding the Fourth Proportional to 1,909,346.32, 2,634,807.72 and 1,049,942.80

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Solution

The fourth proportional to 1,909,346.32, 2,634,807.72 and 1,049,942.80 is: 1,448,871.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,346.32 : 2,634,807.72 = 1,049,942.80 : x
  2. Step 2: Convert to fraction form
    1,909,346.32/2,634,807.72 = 1,049,942.80/x
  3. Step 3: Cross multiply
    1,909,346.32x = 2,634,807.72 × 1,049,942.80
  4. Step 4: Simplify right side
    1,909,346.32x = 2,766,397,394,998.42
  5. Step 5: Solve for x
    x = 2,766,397,394,998.42/1,909,346.32
  6. Step 6: Final answer
    x = 1,448,871.46

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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.