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Finding the Fourth Proportional to 6,648,967.08, 9,973,452.78 and 1,600,277.58

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Solution

The fourth proportional to 6,648,967.08, 9,973,452.78 and 1,600,277.58 is: 2,400,416.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648,967.08 : 9,973,452.78 = 1,600,277.58 : x
  2. Step 2: Convert to fraction form
    6,648,967.08/9,973,452.78 = 1,600,277.58/x
  3. Step 3: Cross multiply
    6,648,967.08x = 9,973,452.78 × 1,600,277.58
  4. Step 4: Simplify right side
    6,648,967.08x = 15,960,292,879,022.67
  5. Step 5: Solve for x
    x = 15,960,292,879,022.67/6,648,967.08
  6. Step 6: Final answer
    x = 2,400,416.89

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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.