Home / 1,360,466.40-2,040,915.60-461,992.80

Finding the Fourth Proportional to 1,360,466.40, 2,040,915.60 and 461,992.80

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Solution

The fourth proportional to 1,360,466.40, 2,040,915.60 and 461,992.80 is: 693,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,466.40 : 2,040,915.60 = 461,992.80 : x
  2. Step 2: Convert to fraction form
    1,360,466.40/2,040,915.60 = 461,992.80/x
  3. Step 3: Cross multiply
    1,360,466.40x = 2,040,915.60 × 461,992.80
  4. Step 4: Simplify right side
    1,360,466.40x = 942,888,312,607.68
  5. Step 5: Solve for x
    x = 942,888,312,607.68/1,360,466.40
  6. Step 6: Final answer
    x = 693,062.55

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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.