Home / 3,631,012.30-5,446,518.45-1,640,356.30

Finding the Fourth Proportional to 3,631,012.30, 5,446,518.45 and 1,640,356.30

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Solution

The fourth proportional to 3,631,012.30, 5,446,518.45 and 1,640,356.30 is: 2,460,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,012.30 : 5,446,518.45 = 1,640,356.30 : x
  2. Step 2: Convert to fraction form
    3,631,012.30/5,446,518.45 = 1,640,356.30/x
  3. Step 3: Cross multiply
    3,631,012.30x = 5,446,518.45 × 1,640,356.30
  4. Step 4: Simplify right side
    3,631,012.30x = 8,934,230,852,523.74
  5. Step 5: Solve for x
    x = 8,934,230,852,523.74/3,631,012.30
  6. Step 6: Final answer
    x = 2,460,534.45

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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.