Home / 1,640,571.60-2,460,857.40-575,721.30

Finding the Fourth Proportional to 1,640,571.60, 2,460,857.40 and 575,721.30

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Solution

The fourth proportional to 1,640,571.60, 2,460,857.40 and 575,721.30 is: 863,581.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,571.60 : 2,460,857.40 = 575,721.30 : x
  2. Step 2: Convert to fraction form
    1,640,571.60/2,460,857.40 = 575,721.30/x
  3. Step 3: Cross multiply
    1,640,571.60x = 2,460,857.40 × 575,721.30
  4. Step 4: Simplify right side
    1,640,571.60x = 1,416,768,021,442.62
  5. Step 5: Solve for x
    x = 1,416,768,021,442.62/1,640,571.60
  6. Step 6: Final answer
    x = 863,581.95

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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.