Home / 1,416,072.02-2,123,648.67-469,188.50

Finding the Fourth Proportional to 1,416,072.02, 2,123,648.67 and 469,188.50

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Solution

The fourth proportional to 1,416,072.02, 2,123,648.67 and 469,188.50 is: 703,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,072.02 : 2,123,648.67 = 469,188.50 : x
  2. Step 2: Convert to fraction form
    1,416,072.02/2,123,648.67 = 469,188.50/x
  3. Step 3: Cross multiply
    1,416,072.02x = 2,123,648.67 × 469,188.50
  4. Step 4: Simplify right side
    1,416,072.02x = 996,391,534,004.30
  5. Step 5: Solve for x
    x = 996,391,534,004.30/1,416,072.02
  6. Step 6: Final answer
    x = 703,630.55

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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.