Home / 2,552,532-3,522,479.04-1,390,975.80

Finding the Fourth Proportional to 2,552,532, 3,522,479.04 and 1,390,975.80

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Solution

The fourth proportional to 2,552,532, 3,522,479.04 and 1,390,975.80 is: 1,919,538.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552,532 : 3,522,479.04 = 1,390,975.80 : x
  2. Step 2: Convert to fraction form
    2,552,532/3,522,479.04 = 1,390,975.80/x
  3. Step 3: Cross multiply
    2,552,532x = 3,522,479.04 × 1,390,975.80
  4. Step 4: Simplify right side
    2,552,532x = 4,899,683,100,647.23
  5. Step 5: Solve for x
    x = 4,899,683,100,647.23/2,552,532
  6. Step 6: Final answer
    x = 1,919,538.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.