Home / 3,280,586.40-4,920,879.60-3,236,349.60

Finding the Fourth Proportional to 3,280,586.40, 4,920,879.60 and 3,236,349.60

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Solution

The fourth proportional to 3,280,586.40, 4,920,879.60 and 3,236,349.60 is: 4,854,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,586.40 : 4,920,879.60 = 3,236,349.60 : x
  2. Step 2: Convert to fraction form
    3,280,586.40/4,920,879.60 = 3,236,349.60/x
  3. Step 3: Cross multiply
    3,280,586.40x = 4,920,879.60 × 3,236,349.60
  4. Step 4: Simplify right side
    3,280,586.40x = 15,925,686,725,108.16
  5. Step 5: Solve for x
    x = 15,925,686,725,108.16/3,280,586.40
  6. Step 6: Final answer
    x = 4,854,524.40

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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.