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Finding the Fourth Proportional to 6,503,297.50, 8,973,896.61 and 3,602,146.42

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Solution

The fourth proportional to 6,503,297.50, 8,973,896.61 and 3,602,146.42 is: 4,970,599.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503,297.50 : 8,973,896.61 = 3,602,146.42 : x
  2. Step 2: Convert to fraction form
    6,503,297.50/8,973,896.61 = 3,602,146.42/x
  3. Step 3: Cross multiply
    6,503,297.50x = 8,973,896.61 × 3,602,146.42
  4. Step 4: Simplify right side
    6,503,297.50x = 32,325,289,547,161.63
  5. Step 5: Solve for x
    x = 32,325,289,547,161.63/6,503,297.50
  6. Step 6: Final answer
    x = 4,970,599.85

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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.