Finding the Fourth Proportional to 1,775,914.24, 2,449,930.56 and 1,163,904.16
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Solution
The fourth proportional to 1,775,914.24, 2,449,930.56 and 1,163,904.16 is: 1,605,643.06
Step by Step Solution
- Step 1: Write the proportion equation
1,775,914.24 : 2,449,930.56 = 1,163,904.16 : x - Step 2: Convert to fraction form
1,775,914.24/2,449,930.56 = 1,163,904.16/x - Step 3: Cross multiply
1,775,914.24x = 2,449,930.56 × 1,163,904.16 - Step 4: Simplify right side
1,775,914.24x = 2,851,484,370,495.13 - Step 5: Solve for x
x = 2,851,484,370,495.13/1,775,914.24 - Step 6: Final answer
x = 1,605,643.06
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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.