Home / 3,638,675.70-5,457,029.40-1,079,885.70

Finding the Fourth Proportional to 3,638,675.70, 5,457,029.40 and 1,079,885.70

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Solution

The fourth proportional to 3,638,675.70, 5,457,029.40 and 1,079,885.70 is: 1,619,536.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,675.70 : 5,457,029.40 = 1,079,885.70 : x
  2. Step 2: Convert to fraction form
    3,638,675.70/5,457,029.40 = 1,079,885.70/x
  3. Step 3: Cross multiply
    3,638,675.70x = 5,457,029.40 × 1,079,885.70
  4. Step 4: Simplify right side
    3,638,675.70x = 5,892,968,013,539.58
  5. Step 5: Solve for x
    x = 5,892,968,013,539.58/3,638,675.70
  6. Step 6: Final answer
    x = 1,619,536.47

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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.