Finding the Fourth Proportional to 1,104,747.84, 1,649,056.68 and 947,983.68
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Solution
The fourth proportional to 1,104,747.84, 1,649,056.68 and 947,983.68 is: 1,415,054.88
Step by Step Solution
- Step 1: Write the proportion equation
1,104,747.84 : 1,649,056.68 = 947,983.68 : x - Step 2: Convert to fraction form
1,104,747.84/1,649,056.68 = 947,983.68/x - Step 3: Cross multiply
1,104,747.84x = 1,649,056.68 × 947,983.68 - Step 4: Simplify right side
1,104,747.84x = 1,563,278,820,034.98 - Step 5: Solve for x
x = 1,563,278,820,034.98/1,104,747.84 - Step 6: Final answer
x = 1,415,054.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.