Home / 3,011,381.60-4,517,072.40-1,326,696.80

Finding the Fourth Proportional to 3,011,381.60, 4,517,072.40 and 1,326,696.80

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Solution

The fourth proportional to 3,011,381.60, 4,517,072.40 and 1,326,696.80 is: 1,990,045.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,381.60 : 4,517,072.40 = 1,326,696.80 : x
  2. Step 2: Convert to fraction form
    3,011,381.60/4,517,072.40 = 1,326,696.80/x
  3. Step 3: Cross multiply
    3,011,381.60x = 4,517,072.40 × 1,326,696.80
  4. Step 4: Simplify right side
    3,011,381.60x = 5,992,785,498,448.32
  5. Step 5: Solve for x
    x = 5,992,785,498,448.32/3,011,381.60
  6. Step 6: Final answer
    x = 1,990,045.20

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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.