Home / 3,280,657.60-4,920,986.40-1,845,766.90

Finding the Fourth Proportional to 3,280,657.60, 4,920,986.40 and 1,845,766.90

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Solution

The fourth proportional to 3,280,657.60, 4,920,986.40 and 1,845,766.90 is: 2,768,650.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,657.60 : 4,920,986.40 = 1,845,766.90 : x
  2. Step 2: Convert to fraction form
    3,280,657.60/4,920,986.40 = 1,845,766.90/x
  3. Step 3: Cross multiply
    3,280,657.60x = 4,920,986.40 × 1,845,766.90
  4. Step 4: Simplify right side
    3,280,657.60x = 9,082,993,812,470.16
  5. Step 5: Solve for x
    x = 9,082,993,812,470.16/3,280,657.60
  6. Step 6: Final answer
    x = 2,768,650.35

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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.