Home / 1,945,569.22-2,684,113.95-1,299,966.82

Finding the Fourth Proportional to 1,945,569.22, 2,684,113.95 and 1,299,966.82

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Solution

The fourth proportional to 1,945,569.22, 2,684,113.95 and 1,299,966.82 is: 1,793,438.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,569.22 : 2,684,113.95 = 1,299,966.82 : x
  2. Step 2: Convert to fraction form
    1,945,569.22/2,684,113.95 = 1,299,966.82/x
  3. Step 3: Cross multiply
    1,945,569.22x = 2,684,113.95 × 1,299,966.82
  4. Step 4: Simplify right side
    1,945,569.22x = 3,489,259,076,099.14
  5. Step 5: Solve for x
    x = 3,489,259,076,099.14/1,945,569.22
  6. Step 6: Final answer
    x = 1,793,438.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.