Home / 4,800,409.10-7,200,620.94-1,960,521.26

Finding the Fourth Proportional to 4,800,409.10, 7,200,620.94 and 1,960,521.26

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Solution

The fourth proportional to 4,800,409.10, 7,200,620.94 and 1,960,521.26 is: 2,940,784.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800,409.10 : 7,200,620.94 = 1,960,521.26 : x
  2. Step 2: Convert to fraction form
    4,800,409.10/7,200,620.94 = 1,960,521.26/x
  3. Step 3: Cross multiply
    4,800,409.10x = 7,200,620.94 × 1,960,521.26
  4. Step 4: Simplify right side
    4,800,409.10x = 14,116,970,402,068.08
  5. Step 5: Solve for x
    x = 14,116,970,402,068.08/4,800,409.10
  6. Step 6: Final answer
    x = 2,940,784.86

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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.