Finding the Fourth Proportional to 1,249,770.57, 1,724,680.76 and 676,808.97
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Solution
The fourth proportional to 1,249,770.57, 1,724,680.76 and 676,808.97 is: 933,994.95
Step by Step Solution
- Step 1: Write the proportion equation
1,249,770.57 : 1,724,680.76 = 676,808.97 : x - Step 2: Convert to fraction form
1,249,770.57/1,724,680.76 = 676,808.97/x - Step 3: Cross multiply
1,249,770.57x = 1,724,680.76 × 676,808.97 - Step 4: Simplify right side
1,249,770.57x = 1,167,279,405,370.37 - Step 5: Solve for x
x = 1,167,279,405,370.37/1,249,770.57 - Step 6: Final answer
x = 933,994.95
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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.