Home / 1,628,886.40-2,448,578.40-1,158,827.20

Finding the Fourth Proportional to 1,628,886.40, 2,448,578.40 and 1,158,827.20

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Solution

The fourth proportional to 1,628,886.40, 2,448,578.40 and 1,158,827.20 is: 1,741,974.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,886.40 : 2,448,578.40 = 1,158,827.20 : x
  2. Step 2: Convert to fraction form
    1,628,886.40/2,448,578.40 = 1,158,827.20/x
  3. Step 3: Cross multiply
    1,628,886.40x = 2,448,578.40 × 1,158,827.20
  4. Step 4: Simplify right side
    1,628,886.40x = 2,837,479,251,252.48
  5. Step 5: Solve for x
    x = 2,837,479,251,252.48/1,628,886.40
  6. Step 6: Final answer
    x = 1,741,974.92

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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.