Home / 3,078,448.60-4,620,005.70-2,013,136.60

Finding the Fourth Proportional to 3,078,448.60, 4,620,005.70 and 2,013,136.60

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Solution

The fourth proportional to 3,078,448.60, 4,620,005.70 and 2,013,136.60 is: 3,021,230.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,448.60 : 4,620,005.70 = 2,013,136.60 : x
  2. Step 2: Convert to fraction form
    3,078,448.60/4,620,005.70 = 2,013,136.60/x
  3. Step 3: Cross multiply
    3,078,448.60x = 4,620,005.70 × 2,013,136.60
  4. Step 4: Simplify right side
    3,078,448.60x = 9,300,702,566,878.62
  5. Step 5: Solve for x
    x = 9,300,702,566,878.62/3,078,448.60
  6. Step 6: Final answer
    x = 3,021,230.42

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1.5x scale

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.