Home / 2,783,128.10-4,177,802.55-2,600,392.10

Finding the Fourth Proportional to 2,783,128.10, 4,177,802.55 and 2,600,392.10

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Solution

The fourth proportional to 2,783,128.10, 4,177,802.55 and 2,600,392.10 is: 3,903,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,128.10 : 4,177,802.55 = 2,600,392.10 : x
  2. Step 2: Convert to fraction form
    2,783,128.10/4,177,802.55 = 2,600,392.10/x
  3. Step 3: Cross multiply
    2,783,128.10x = 4,177,802.55 × 2,600,392.10
  4. Step 4: Simplify right side
    2,783,128.10x = 10,863,924,746,379.86
  5. Step 5: Solve for x
    x = 10,863,924,746,379.86/2,783,128.10
  6. Step 6: Final answer
    x = 3,903,494.33

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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.