Home / 4,131,010.80-6,196,516.20-1,291,118.40

Finding the Fourth Proportional to 4,131,010.80, 6,196,516.20 and 1,291,118.40

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Solution

The fourth proportional to 4,131,010.80, 6,196,516.20 and 1,291,118.40 is: 1,936,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131,010.80 : 6,196,516.20 = 1,291,118.40 : x
  2. Step 2: Convert to fraction form
    4,131,010.80/6,196,516.20 = 1,291,118.40/x
  3. Step 3: Cross multiply
    4,131,010.80x = 6,196,516.20 × 1,291,118.40
  4. Step 4: Simplify right side
    4,131,010.80x = 8,000,436,081,718.08
  5. Step 5: Solve for x
    x = 8,000,436,081,718.08/4,131,010.80
  6. Step 6: Final answer
    x = 1,936,677.60

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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.