Finding the Fourth Proportional to 1,778,905.56, 2,454,891.24 and 963,109.84
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Solution
The fourth proportional to 1,778,905.56, 2,454,891.24 and 963,109.84 is: 1,329,092.43
Step by Step Solution
- Step 1: Write the proportion equation
1,778,905.56 : 2,454,891.24 = 963,109.84 : x - Step 2: Convert to fraction form
1,778,905.56/2,454,891.24 = 963,109.84/x - Step 3: Cross multiply
1,778,905.56x = 2,454,891.24 × 963,109.84 - Step 4: Simplify right side
1,778,905.56x = 2,364,329,909,373.80 - Step 5: Solve for x
x = 2,364,329,909,373.80/1,778,905.56 - Step 6: Final answer
x = 1,329,092.43
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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.