Home / 2,114,178.88-2,917,498.08-1,183,887.40

Finding the Fourth Proportional to 2,114,178.88, 2,917,498.08 and 1,183,887.40

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Solution

The fourth proportional to 2,114,178.88, 2,917,498.08 and 1,183,887.40 is: 1,633,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,178.88 : 2,917,498.08 = 1,183,887.40 : x
  2. Step 2: Convert to fraction form
    2,114,178.88/2,917,498.08 = 1,183,887.40/x
  3. Step 3: Cross multiply
    2,114,178.88x = 2,917,498.08 × 1,183,887.40
  4. Step 4: Simplify right side
    2,114,178.88x = 3,453,989,216,436.19
  5. Step 5: Solve for x
    x = 3,453,989,216,436.19/2,114,178.88
  6. Step 6: Final answer
    x = 1,633,726.10

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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.