Home / 1,909,232-2,634,672.72-1,049,786.24

Finding the Fourth Proportional to 1,909,232, 2,634,672.72 and 1,049,786.24

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Solution

The fourth proportional to 1,909,232, 2,634,672.72 and 1,049,786.24 is: 1,448,667.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,232 : 2,634,672.72 = 1,049,786.24 : x
  2. Step 2: Convert to fraction form
    1,909,232/2,634,672.72 = 1,049,786.24/x
  3. Step 3: Cross multiply
    1,909,232x = 2,634,672.72 × 1,049,786.24
  4. Step 4: Simplify right side
    1,909,232x = 2,765,843,168,359.37
  5. Step 5: Solve for x
    x = 2,765,843,168,359.37/1,909,232
  6. Step 6: Final answer
    x = 1,448,667.93

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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.