Home / 2,798,254.88-4,196,912.88-776,704.40

Finding the Fourth Proportional to 2,798,254.88, 4,196,912.88 and 776,704.40

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Solution

The fourth proportional to 2,798,254.88, 4,196,912.88 and 776,704.40 is: 1,164,926.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,254.88 : 4,196,912.88 = 776,704.40 : x
  2. Step 2: Convert to fraction form
    2,798,254.88/4,196,912.88 = 776,704.40/x
  3. Step 3: Cross multiply
    2,798,254.88x = 4,196,912.88 × 776,704.40
  4. Step 4: Simplify right side
    2,798,254.88x = 3,259,760,700,312.67
  5. Step 5: Solve for x
    x = 3,259,760,700,312.67/2,798,254.88
  6. Step 6: Final answer
    x = 1,164,926.30

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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.