Home / 2,078,683.60-3,118,122.60-658,850.80

Finding the Fourth Proportional to 2,078,683.60, 3,118,122.60 and 658,850.80

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Solution

The fourth proportional to 2,078,683.60, 3,118,122.60 and 658,850.80 is: 988,307.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,683.60 : 3,118,122.60 = 658,850.80 : x
  2. Step 2: Convert to fraction form
    2,078,683.60/3,118,122.60 = 658,850.80/x
  3. Step 3: Cross multiply
    2,078,683.60x = 3,118,122.60 × 658,850.80
  4. Step 4: Simplify right side
    2,078,683.60x = 2,054,377,569,508.08
  5. Step 5: Solve for x
    x = 2,054,377,569,508.08/2,078,683.60
  6. Step 6: Final answer
    x = 988,307.01

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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.