Home / 4,686,307.66-7,026,933.72-2,126,125.54

Finding the Fourth Proportional to 4,686,307.66, 7,026,933.72 and 2,126,125.54

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Solution

The fourth proportional to 4,686,307.66, 7,026,933.72 and 2,126,125.54 is: 3,188,041.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686,307.66 : 7,026,933.72 = 2,126,125.54 : x
  2. Step 2: Convert to fraction form
    4,686,307.66/7,026,933.72 = 2,126,125.54/x
  3. Step 3: Cross multiply
    4,686,307.66x = 7,026,933.72 × 2,126,125.54
  4. Step 4: Simplify right side
    4,686,307.66x = 14,940,143,249,979.21
  5. Step 5: Solve for x
    x = 14,940,143,249,979.21/4,686,307.66
  6. Step 6: Final answer
    x = 3,188,041.49

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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.