Home / 4,081,000.80-6,121,501.20-3,640,101.60

Finding the Fourth Proportional to 4,081,000.80, 6,121,501.20 and 3,640,101.60

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Solution

The fourth proportional to 4,081,000.80, 6,121,501.20 and 3,640,101.60 is: 5,460,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081,000.80 : 6,121,501.20 = 3,640,101.60 : x
  2. Step 2: Convert to fraction form
    4,081,000.80/6,121,501.20 = 3,640,101.60/x
  3. Step 3: Cross multiply
    4,081,000.80x = 6,121,501.20 × 3,640,101.60
  4. Step 4: Simplify right side
    4,081,000.80x = 22,282,886,312,521.92
  5. Step 5: Solve for x
    x = 22,282,886,312,521.92/4,081,000.80
  6. Step 6: Final answer
    x = 5,460,152.40

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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.