Home / 1,909,377.64-2,634,285.36-1,183,964.32

Finding the Fourth Proportional to 1,909,377.64, 2,634,285.36 and 1,183,964.32

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Solution

The fourth proportional to 1,909,377.64, 2,634,285.36 and 1,183,964.32 is: 1,633,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,377.64 : 2,634,285.36 = 1,183,964.32 : x
  2. Step 2: Convert to fraction form
    1,909,377.64/2,634,285.36 = 1,183,964.32/x
  3. Step 3: Cross multiply
    1,909,377.64x = 2,634,285.36 × 1,183,964.32
  4. Step 4: Simplify right side
    1,909,377.64x = 3,118,899,874,938.36
  5. Step 5: Solve for x
    x = 3,118,899,874,938.36/1,909,377.64
  6. Step 6: Final answer
    x = 1,633,464.12

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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.