Home / 1,672,509.21-2,307,866.88-984,029.64

Finding the Fourth Proportional to 1,672,509.21, 2,307,866.88 and 984,029.64

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Solution

The fourth proportional to 1,672,509.21, 2,307,866.88 and 984,029.64 is: 1,357,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,509.21 : 2,307,866.88 = 984,029.64 : x
  2. Step 2: Convert to fraction form
    1,672,509.21/2,307,866.88 = 984,029.64/x
  3. Step 3: Cross multiply
    1,672,509.21x = 2,307,866.88 × 984,029.64
  4. Step 4: Simplify right side
    1,672,509.21x = 2,271,009,416,620.81
  5. Step 5: Solve for x
    x = 2,271,009,416,620.81/1,672,509.21
  6. Step 6: Final answer
    x = 1,357,845.69

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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.