Home / 1,899,433.28-2,621,427.96-1,083,837.80

Finding the Fourth Proportional to 1,899,433.28, 2,621,427.96 and 1,083,837.80

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Solution

The fourth proportional to 1,899,433.28, 2,621,427.96 and 1,083,837.80 is: 1,495,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,433.28 : 2,621,427.96 = 1,083,837.80 : x
  2. Step 2: Convert to fraction form
    1,899,433.28/2,621,427.96 = 1,083,837.80/x
  3. Step 3: Cross multiply
    1,899,433.28x = 2,621,427.96 × 1,083,837.80
  4. Step 4: Simplify right side
    1,899,433.28x = 2,841,202,713,024.89
  5. Step 5: Solve for x
    x = 2,841,202,713,024.89/1,899,433.28
  6. Step 6: Final answer
    x = 1,495,816.01

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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.