Home / 1,447,558.42-2,171,353.22-436,689.14

Finding the Fourth Proportional to 1,447,558.42, 2,171,353.22 and 436,689.14

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Solution

The fourth proportional to 1,447,558.42, 2,171,353.22 and 436,689.14 is: 655,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,558.42 : 2,171,353.22 = 436,689.14 : x
  2. Step 2: Convert to fraction form
    1,447,558.42/2,171,353.22 = 436,689.14/x
  3. Step 3: Cross multiply
    1,447,558.42x = 2,171,353.22 × 436,689.14
  4. Step 4: Simplify right side
    1,447,558.42x = 948,206,360,512.99
  5. Step 5: Solve for x
    x = 948,206,360,512.99/1,447,558.42
  6. Step 6: Final answer
    x = 655,038.41

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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.