Home / 2,776,548.96-4,165,160.40-782,004.96

Finding the Fourth Proportional to 2,776,548.96, 4,165,160.40 and 782,004.96

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Solution

The fourth proportional to 2,776,548.96, 4,165,160.40 and 782,004.96 is: 1,173,102.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,548.96 : 4,165,160.40 = 782,004.96 : x
  2. Step 2: Convert to fraction form
    2,776,548.96/4,165,160.40 = 782,004.96/x
  3. Step 3: Cross multiply
    2,776,548.96x = 4,165,160.40 × 782,004.96
  4. Step 4: Simplify right side
    2,776,548.96x = 3,257,176,091,995.58
  5. Step 5: Solve for x
    x = 3,257,176,091,995.58/2,776,548.96
  6. Step 6: Final answer
    x = 1,173,102.34

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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.