Finding the Fourth Proportional to 1,263,300.84, 1,894,230.87 and 751,182.12
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Solution
The fourth proportional to 1,263,300.84, 1,894,230.87 and 751,182.12 is: 1,126,344.82
Step by Step Solution
- Step 1: Write the proportion equation
1,263,300.84 : 1,894,230.87 = 751,182.12 : x - Step 2: Convert to fraction form
1,263,300.84/1,894,230.87 = 751,182.12/x - Step 3: Cross multiply
1,263,300.84x = 1,894,230.87 × 751,182.12 - Step 4: Simplify right side
1,263,300.84x = 1,422,912,360,696.04 - Step 5: Solve for x
x = 1,422,912,360,696.04/1,263,300.84 - Step 6: Final answer
x = 1,126,344.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.