Home / 1,618,534.49-2,233,577.73-893,382.40

Finding the Fourth Proportional to 1,618,534.49, 2,233,577.73 and 893,382.40

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Solution

The fourth proportional to 1,618,534.49, 2,233,577.73 and 893,382.40 is: 1,232,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,534.49 : 2,233,577.73 = 893,382.40 : x
  2. Step 2: Convert to fraction form
    1,618,534.49/2,233,577.73 = 893,382.40/x
  3. Step 3: Cross multiply
    1,618,534.49x = 2,233,577.73 × 893,382.40
  4. Step 4: Simplify right side
    1,618,534.49x = 1,995,439,021,566.96
  5. Step 5: Solve for x
    x = 1,995,439,021,566.96/1,618,534.49
  6. Step 6: Final answer
    x = 1,232,867.78

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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.