Home / 3,630,669.80-5,446,004.70-1,640,013.80

Finding the Fourth Proportional to 3,630,669.80, 5,446,004.70 and 1,640,013.80

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Solution

The fourth proportional to 3,630,669.80, 5,446,004.70 and 1,640,013.80 is: 2,460,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,669.80 : 5,446,004.70 = 1,640,013.80 : x
  2. Step 2: Convert to fraction form
    3,630,669.80/5,446,004.70 = 1,640,013.80/x
  3. Step 3: Cross multiply
    3,630,669.80x = 5,446,004.70 × 1,640,013.80
  4. Step 4: Simplify right side
    3,630,669.80x = 8,931,522,862,864.86
  5. Step 5: Solve for x
    x = 8,931,522,862,864.86/3,630,669.80
  6. Step 6: Final answer
    x = 2,460,020.70

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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.