Home / 2,154,193.19-2,972,771.71-1,187,324.00

Finding the Fourth Proportional to 2,154,193.19, 2,972,771.71 and 1,187,324.00

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Solution

The fourth proportional to 2,154,193.19, 2,972,771.71 and 1,187,324.00 is: 1,638,498.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,193.19 : 2,972,771.71 = 1,187,324.00 : x
  2. Step 2: Convert to fraction form
    2,154,193.19/2,972,771.71 = 1,187,324.00/x
  3. Step 3: Cross multiply
    2,154,193.19x = 2,972,771.71 × 1,187,324.00
  4. Step 4: Simplify right side
    2,154,193.19x = 3,529,643,179,971.87
  5. Step 5: Solve for x
    x = 3,529,643,179,971.87/2,154,193.19
  6. Step 6: Final answer
    x = 1,638,498.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.