Home / 1,889,403.57-2,607,377.45-1,073,608.02

Finding the Fourth Proportional to 1,889,403.57, 2,607,377.45 and 1,073,608.02

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Solution

The fourth proportional to 1,889,403.57, 2,607,377.45 and 1,073,608.02 is: 1,481,579.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,403.57 : 2,607,377.45 = 1,073,608.02 : x
  2. Step 2: Convert to fraction form
    1,889,403.57/2,607,377.45 = 1,073,608.02/x
  3. Step 3: Cross multiply
    1,889,403.57x = 2,607,377.45 × 1,073,608.02
  4. Step 4: Simplify right side
    1,889,403.57x = 2,799,301,336,119.11
  5. Step 5: Solve for x
    x = 2,799,301,336,119.11/1,889,403.57
  6. Step 6: Final answer
    x = 1,481,579.36

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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.