Home / 4,679,411.52-7,021,913.76-4,298,698.56

Finding the Fourth Proportional to 4,679,411.52, 7,021,913.76 and 4,298,698.56

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Solution

The fourth proportional to 4,679,411.52, 7,021,913.76 and 4,298,698.56 is: 6,450,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,411.52 : 7,021,913.76 = 4,298,698.56 : x
  2. Step 2: Convert to fraction form
    4,679,411.52/7,021,913.76 = 4,298,698.56/x
  3. Step 3: Cross multiply
    4,679,411.52x = 7,021,913.76 × 4,298,698.56
  4. Step 4: Simplify right side
    4,679,411.52x = 30,185,090,568,556.18
  5. Step 5: Solve for x
    x = 30,185,090,568,556.18/4,679,411.52
  6. Step 6: Final answer
    x = 6,450,616.80

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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.