Home / 1,897,138.39-2,617,995.31-1,037,680.06

Finding the Fourth Proportional to 1,897,138.39, 2,617,995.31 and 1,037,680.06

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Solution

The fourth proportional to 1,897,138.39, 2,617,995.31 and 1,037,680.06 is: 1,431,968.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,138.39 : 2,617,995.31 = 1,037,680.06 : x
  2. Step 2: Convert to fraction form
    1,897,138.39/2,617,995.31 = 1,037,680.06/x
  3. Step 3: Cross multiply
    1,897,138.39x = 2,617,995.31 × 1,037,680.06
  4. Step 4: Simplify right side
    1,897,138.39x = 2,716,641,530,360.52
  5. Step 5: Solve for x
    x = 2,716,641,530,360.52/1,897,138.39
  6. Step 6: Final answer
    x = 1,431,968.03

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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.