Home / 1,447,748.22-2,171,639.05-436,878.93

Finding the Fourth Proportional to 1,447,748.22, 2,171,639.05 and 436,878.93

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Solution

The fourth proportional to 1,447,748.22, 2,171,639.05 and 436,878.93 is: 655,323.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,748.22 : 2,171,639.05 = 436,878.93 : x
  2. Step 2: Convert to fraction form
    1,447,748.22/2,171,639.05 = 436,878.93/x
  3. Step 3: Cross multiply
    1,447,748.22x = 2,171,639.05 × 436,878.93
  4. Step 4: Simplify right side
    1,447,748.22x = 948,743,343,418.02
  5. Step 5: Solve for x
    x = 948,743,343,418.02/1,447,748.22
  6. Step 6: Final answer
    x = 655,323.44

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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.