Home / 3,477,389.60-5,216,084.40-2,880,192.80

Finding the Fourth Proportional to 3,477,389.60, 5,216,084.40 and 2,880,192.80

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Solution

The fourth proportional to 3,477,389.60, 5,216,084.40 and 2,880,192.80 is: 4,320,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,389.60 : 5,216,084.40 = 2,880,192.80 : x
  2. Step 2: Convert to fraction form
    3,477,389.60/5,216,084.40 = 2,880,192.80/x
  3. Step 3: Cross multiply
    3,477,389.60x = 5,216,084.40 × 2,880,192.80
  4. Step 4: Simplify right side
    3,477,389.60x = 15,023,328,733,072.32
  5. Step 5: Solve for x
    x = 15,023,328,733,072.32/3,477,389.60
  6. Step 6: Final answer
    x = 4,320,289.20

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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.