Home / 2,065,466.40-3,077,439.97-1,949,439.78

Finding the Fourth Proportional to 2,065,466.40, 3,077,439.97 and 1,949,439.78

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Solution

The fourth proportional to 2,065,466.40, 3,077,439.97 and 1,949,439.78 is: 2,904,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,466.40 : 3,077,439.97 = 1,949,439.78 : x
  2. Step 2: Convert to fraction form
    2,065,466.40/3,077,439.97 = 1,949,439.78/x
  3. Step 3: Cross multiply
    2,065,466.40x = 3,077,439.97 × 1,949,439.78
  4. Step 4: Simplify right side
    2,065,466.40x = 5,999,283,898,080.01
  5. Step 5: Solve for x
    x = 5,999,283,898,080.01/2,065,466.40
  6. Step 6: Final answer
    x = 2,904,566.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.