Home / 1,344,488.80-2,016,344.40-491,461.60

Finding the Fourth Proportional to 1,344,488.80, 2,016,344.40 and 491,461.60

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Solution

The fourth proportional to 1,344,488.80, 2,016,344.40 and 491,461.60 is: 737,050.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,488.80 : 2,016,344.40 = 491,461.60 : x
  2. Step 2: Convert to fraction form
    1,344,488.80/2,016,344.40 = 491,461.60/x
  3. Step 3: Cross multiply
    1,344,488.80x = 2,016,344.40 × 491,461.60
  4. Step 4: Simplify right side
    1,344,488.80x = 990,955,844,975.04
  5. Step 5: Solve for x
    x = 990,955,844,975.04/1,344,488.80
  6. Step 6: Final answer
    x = 737,050.28

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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.