Home / 1,640,982.27-2,460,198.87-1,063,385.40

Finding the Fourth Proportional to 1,640,982.27, 2,460,198.87 and 1,063,385.40

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Solution

The fourth proportional to 1,640,982.27, 2,460,198.87 and 1,063,385.40 is: 1,594,252.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,982.27 : 2,460,198.87 = 1,063,385.40 : x
  2. Step 2: Convert to fraction form
    1,640,982.27/2,460,198.87 = 1,063,385.40/x
  3. Step 3: Cross multiply
    1,640,982.27x = 2,460,198.87 × 1,063,385.40
  4. Step 4: Simplify right side
    1,640,982.27x = 2,616,139,559,454.50
  5. Step 5: Solve for x
    x = 2,616,139,559,454.50/1,640,982.27
  6. Step 6: Final answer
    x = 1,594,252.18

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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.