Home / 2,820,525.86-3,892,325.56-1,531,366.41

Finding the Fourth Proportional to 2,820,525.86, 3,892,325.56 and 1,531,366.41

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Solution

The fourth proportional to 2,820,525.86, 3,892,325.56 and 1,531,366.41 is: 2,113,285.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,525.86 : 3,892,325.56 = 1,531,366.41 : x
  2. Step 2: Convert to fraction form
    2,820,525.86/3,892,325.56 = 1,531,366.41/x
  3. Step 3: Cross multiply
    2,820,525.86x = 3,892,325.56 × 1,531,366.41
  4. Step 4: Simplify right side
    2,820,525.86x = 5,960,576,619,368.44
  5. Step 5: Solve for x
    x = 5,960,576,619,368.44/2,820,525.86
  6. Step 6: Final answer
    x = 2,113,285.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.