Home / 4,638,807.60-6,946,401.60-4,426,231.20

Finding the Fourth Proportional to 4,638,807.60, 6,946,401.60 and 4,426,231.20

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Solution

The fourth proportional to 4,638,807.60, 6,946,401.60 and 4,426,231.20 is: 6,628,078.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638,807.60 : 6,946,401.60 = 4,426,231.20 : x
  2. Step 2: Convert to fraction form
    4,638,807.60/6,946,401.60 = 4,426,231.20/x
  3. Step 3: Cross multiply
    4,638,807.60x = 6,946,401.60 × 4,426,231.20
  4. Step 4: Simplify right side
    4,638,807.60x = 30,746,379,489,649.92
  5. Step 5: Solve for x
    x = 30,746,379,489,649.92/4,638,807.60
  6. Step 6: Final answer
    x = 6,628,078.19

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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.