Home / 3,131,566.40-4,697,349.60-2,600,148.80

Finding the Fourth Proportional to 3,131,566.40, 4,697,349.60 and 2,600,148.80

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Solution

The fourth proportional to 3,131,566.40, 4,697,349.60 and 2,600,148.80 is: 3,900,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,566.40 : 4,697,349.60 = 2,600,148.80 : x
  2. Step 2: Convert to fraction form
    3,131,566.40/4,697,349.60 = 2,600,148.80/x
  3. Step 3: Cross multiply
    3,131,566.40x = 4,697,349.60 × 2,600,148.80
  4. Step 4: Simplify right side
    3,131,566.40x = 12,213,807,925,620.48
  5. Step 5: Solve for x
    x = 12,213,807,925,620.48/3,131,566.40
  6. Step 6: Final answer
    x = 3,900,223.20

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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.