Home / 1,964,048.80-2,946,073.20-1,680,613.60

Finding the Fourth Proportional to 1,964,048.80, 2,946,073.20 and 1,680,613.60

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Solution

The fourth proportional to 1,964,048.80, 2,946,073.20 and 1,680,613.60 is: 2,520,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,048.80 : 2,946,073.20 = 1,680,613.60 : x
  2. Step 2: Convert to fraction form
    1,964,048.80/2,946,073.20 = 1,680,613.60/x
  3. Step 3: Cross multiply
    1,964,048.80x = 2,946,073.20 × 1,680,613.60
  4. Step 4: Simplify right side
    1,964,048.80x = 4,951,210,686,515.52
  5. Step 5: Solve for x
    x = 4,951,210,686,515.52/1,964,048.80
  6. Step 6: Final answer
    x = 2,520,920.40

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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.