Home / 1,963,145.88-2,944,755.74-615,278.66

Finding the Fourth Proportional to 1,963,145.88, 2,944,755.74 and 615,278.66

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Solution

The fourth proportional to 1,963,145.88, 2,944,755.74 and 615,278.66 is: 922,929.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,145.88 : 2,944,755.74 = 615,278.66 : x
  2. Step 2: Convert to fraction form
    1,963,145.88/2,944,755.74 = 615,278.66/x
  3. Step 3: Cross multiply
    1,963,145.88x = 2,944,755.74 × 615,278.66
  4. Step 4: Simplify right side
    1,963,145.88x = 1,811,845,365,734.51
  5. Step 5: Solve for x
    x = 1,811,845,365,734.51/1,963,145.88
  6. Step 6: Final answer
    x = 922,929.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.