Home / 2,978,650.40-4,467,880.48-956,886.08

Finding the Fourth Proportional to 2,978,650.40, 4,467,880.48 and 956,886.08

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Solution

The fourth proportional to 2,978,650.40, 4,467,880.48 and 956,886.08 is: 1,435,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,650.40 : 4,467,880.48 = 956,886.08 : x
  2. Step 2: Convert to fraction form
    2,978,650.40/4,467,880.48 = 956,886.08/x
  3. Step 3: Cross multiply
    2,978,650.40x = 4,467,880.48 × 956,886.08
  4. Step 4: Simplify right side
    2,978,650.40x = 4,275,252,638,415.72
  5. Step 5: Solve for x
    x = 4,275,252,638,415.72/2,978,650.40
  6. Step 6: Final answer
    x = 1,435,298.56

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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.