Home / 4,270,076.40-6,405,114.60-4,085,785.20

Finding the Fourth Proportional to 4,270,076.40, 6,405,114.60 and 4,085,785.20

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Solution

The fourth proportional to 4,270,076.40, 6,405,114.60 and 4,085,785.20 is: 6,128,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270,076.40 : 6,405,114.60 = 4,085,785.20 : x
  2. Step 2: Convert to fraction form
    4,270,076.40/6,405,114.60 = 4,085,785.20/x
  3. Step 3: Cross multiply
    4,270,076.40x = 6,405,114.60 × 4,085,785.20
  4. Step 4: Simplify right side
    4,270,076.40x = 26,169,922,436,983.92
  5. Step 5: Solve for x
    x = 26,169,922,436,983.92/4,270,076.40
  6. Step 6: Final answer
    x = 6,128,677.80

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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.