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Finding the Fourth Proportional to 4,636,345.22, 6,954,849.89 and 1,224,597.81

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Solution

The fourth proportional to 4,636,345.22, 6,954,849.89 and 1,224,597.81 is: 1,836,984.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636,345.22 : 6,954,849.89 = 1,224,597.81 : x
  2. Step 2: Convert to fraction form
    4,636,345.22/6,954,849.89 = 1,224,597.81/x
  3. Step 3: Cross multiply
    4,636,345.22x = 6,954,849.89 × 1,224,597.81
  4. Step 4: Simplify right side
    4,636,345.22x = 8,516,893,938,049.75
  5. Step 5: Solve for x
    x = 8,516,893,938,049.75/4,636,345.22
  6. Step 6: Final answer
    x = 1,836,984.42

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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.