Finding the Fourth Proportional to 1,790,853.02, 2,471,551.35 and 1,337,356.70
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Solution
The fourth proportional to 1,790,853.02, 2,471,551.35 and 1,337,356.70 is: 1,845,682.32
Step by Step Solution
- Step 1: Write the proportion equation
1,790,853.02 : 2,471,551.35 = 1,337,356.70 : x - Step 2: Convert to fraction form
1,790,853.02/2,471,551.35 = 1,337,356.70/x - Step 3: Cross multiply
1,790,853.02x = 2,471,551.35 × 1,337,356.70 - Step 4: Simplify right side
1,790,853.02x = 3,305,345,757,316.55 - Step 5: Solve for x
x = 3,305,345,757,316.55/1,790,853.02 - Step 6: Final answer
x = 1,845,682.32
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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.