Home / 2,099,326.20-3,148,989.30-1,937,124.60

Finding the Fourth Proportional to 2,099,326.20, 3,148,989.30 and 1,937,124.60

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Solution

The fourth proportional to 2,099,326.20, 3,148,989.30 and 1,937,124.60 is: 2,905,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,326.20 : 3,148,989.30 = 1,937,124.60 : x
  2. Step 2: Convert to fraction form
    2,099,326.20/3,148,989.30 = 1,937,124.60/x
  3. Step 3: Cross multiply
    2,099,326.20x = 3,148,989.30 × 1,937,124.60
  4. Step 4: Simplify right side
    2,099,326.20x = 6,099,984,638,166.78
  5. Step 5: Solve for x
    x = 6,099,984,638,166.78/2,099,326.20
  6. Step 6: Final answer
    x = 2,905,686.90

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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.