Home / 3,280,661.60-4,920,992.40-3,154,690.40

Finding the Fourth Proportional to 3,280,661.60, 4,920,992.40 and 3,154,690.40

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Solution

The fourth proportional to 3,280,661.60, 4,920,992.40 and 3,154,690.40 is: 4,732,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,661.60 : 4,920,992.40 = 3,154,690.40 : x
  2. Step 2: Convert to fraction form
    3,280,661.60/4,920,992.40 = 3,154,690.40/x
  3. Step 3: Cross multiply
    3,280,661.60x = 4,920,992.40 × 3,154,690.40
  4. Step 4: Simplify right side
    3,280,661.60x = 15,524,207,482,752.96
  5. Step 5: Solve for x
    x = 15,524,207,482,752.96/3,280,661.60
  6. Step 6: Final answer
    x = 4,732,035.60

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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.