Home / 6,276,779.64-9,415,169.64-1,788,939

Finding the Fourth Proportional to 6,276,779.64, 9,415,169.64 and 1,788,939

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Solution

The fourth proportional to 6,276,779.64, 9,415,169.64 and 1,788,939 is: 2,683,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276,779.64 : 9,415,169.64 = 1,788,939 : x
  2. Step 2: Convert to fraction form
    6,276,779.64/9,415,169.64 = 1,788,939/x
  3. Step 3: Cross multiply
    6,276,779.64x = 9,415,169.64 × 1,788,939
  4. Step 4: Simplify right side
    6,276,779.64x = 16,843,164,160,611.96
  5. Step 5: Solve for x
    x = 16,843,164,160,611.96/6,276,779.64
  6. Step 6: Final answer
    x = 2,683,408.55

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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.