Home / 983,634-1,473,164.34-949,539.36

Finding the Fourth Proportional to 983,634, 1,473,164.34 and 949,539.36

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Solution

The fourth proportional to 983,634, 1,473,164.34 and 949,539.36 is: 1,422,101.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,634 : 1,473,164.34 = 949,539.36 : x
  2. Step 2: Convert to fraction form
    983,634/1,473,164.34 = 949,539.36/x
  3. Step 3: Cross multiply
    983,634x = 1,473,164.34 × 949,539.36
  4. Step 4: Simplify right side
    983,634x = 1,398,827,524,578.42
  5. Step 5: Solve for x
    x = 1,398,827,524,578.42/983,634
  6. Step 6: Final answer
    x = 1,422,101.64

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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.