Home / 3,078,000.40-4,617,000.60-2,070,230.80

Finding the Fourth Proportional to 3,078,000.40, 4,617,000.60 and 2,070,230.80

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Solution

The fourth proportional to 3,078,000.40, 4,617,000.60 and 2,070,230.80 is: 3,105,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,000.40 : 4,617,000.60 = 2,070,230.80 : x
  2. Step 2: Convert to fraction form
    3,078,000.40/4,617,000.60 = 2,070,230.80/x
  3. Step 3: Cross multiply
    3,078,000.40x = 4,617,000.60 × 2,070,230.80
  4. Step 4: Simplify right side
    3,078,000.40x = 9,558,256,845,738.48
  5. Step 5: Solve for x
    x = 9,558,256,845,738.48/3,078,000.40
  6. Step 6: Final answer
    x = 3,105,346.20

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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.