Home / 1,335,669.36-1,843,502.14-1,228,068.96

Finding the Fourth Proportional to 1,335,669.36, 1,843,502.14 and 1,228,068.96

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Solution

The fourth proportional to 1,335,669.36, 1,843,502.14 and 1,228,068.96 is: 1,694,991.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,669.36 : 1,843,502.14 = 1,228,068.96 : x
  2. Step 2: Convert to fraction form
    1,335,669.36/1,843,502.14 = 1,228,068.96/x
  3. Step 3: Cross multiply
    1,335,669.36x = 1,843,502.14 × 1,228,068.96
  4. Step 4: Simplify right side
    1,335,669.36x = 2,263,947,755,827.57
  5. Step 5: Solve for x
    x = 2,263,947,755,827.57/1,335,669.36
  6. Step 6: Final answer
    x = 1,694,991.16

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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.