Home / 2,989,623.60-4,176,025.20-2,989,623.60

Finding the Fourth Proportional to 2,989,623.60, 4,176,025.20 and 2,989,623.60

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Solution

The fourth proportional to 2,989,623.60, 4,176,025.20 and 2,989,623.60 is: 4,176,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,623.60 : 4,176,025.20 = 2,989,623.60 : x
  2. Step 2: Convert to fraction form
    2,989,623.60/4,176,025.20 = 2,989,623.60/x
  3. Step 3: Cross multiply
    2,989,623.60x = 4,176,025.20 × 2,989,623.60
  4. Step 4: Simplify right side
    2,989,623.60x = 12,484,743,492,114.72
  5. Step 5: Solve for x
    x = 12,484,743,492,114.72/2,989,623.60
  6. Step 6: Final answer
    x = 4,176,025.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.