Home / 1,889,784.63-2,607,968.43-1,074,022.74

Finding the Fourth Proportional to 1,889,784.63, 2,607,968.43 and 1,074,022.74

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Solution

The fourth proportional to 1,889,784.63, 2,607,968.43 and 1,074,022.74 is: 1,482,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,784.63 : 2,607,968.43 = 1,074,022.74 : x
  2. Step 2: Convert to fraction form
    1,889,784.63/2,607,968.43 = 1,074,022.74/x
  3. Step 3: Cross multiply
    1,889,784.63x = 2,607,968.43 × 1,074,022.74
  4. Step 4: Simplify right side
    1,889,784.63x = 2,801,017,399,022.10
  5. Step 5: Solve for x
    x = 2,801,017,399,022.10/1,889,784.63
  6. Step 6: Final answer
    x = 1,482,188.69

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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.