Home / 1,617,680.80-2,426,521.20-1,596,685.60

Finding the Fourth Proportional to 1,617,680.80, 2,426,521.20 and 1,596,685.60

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Solution

The fourth proportional to 1,617,680.80, 2,426,521.20 and 1,596,685.60 is: 2,395,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,680.80 : 2,426,521.20 = 1,596,685.60 : x
  2. Step 2: Convert to fraction form
    1,617,680.80/2,426,521.20 = 1,596,685.60/x
  3. Step 3: Cross multiply
    1,617,680.80x = 2,426,521.20 × 1,596,685.60
  4. Step 4: Simplify right side
    1,617,680.80x = 3,874,391,458,134.72
  5. Step 5: Solve for x
    x = 3,874,391,458,134.72/1,617,680.80
  6. Step 6: Final answer
    x = 2,395,028.40

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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.