Home / 2,940,887.09-4,411,334.10-919,141.59

Finding the Fourth Proportional to 2,940,887.09, 4,411,334.10 and 919,141.59

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Solution

The fourth proportional to 2,940,887.09, 4,411,334.10 and 919,141.59 is: 1,378,713.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940,887.09 : 4,411,334.10 = 919,141.59 : x
  2. Step 2: Convert to fraction form
    2,940,887.09/4,411,334.10 = 919,141.59/x
  3. Step 3: Cross multiply
    2,940,887.09x = 4,411,334.10 × 919,141.59
  4. Step 4: Simplify right side
    2,940,887.09x = 4,054,640,638,695.22
  5. Step 5: Solve for x
    x = 4,054,640,638,695.22/2,940,887.09
  6. Step 6: Final answer
    x = 1,378,713.47

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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.