Finding the Fourth Proportional to 1,643,182.35, 2,267,203.04 and 954,444.97
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Solution
The fourth proportional to 1,643,182.35, 2,267,203.04 and 954,444.97 is: 1,316,908.34
Step by Step Solution
- Step 1: Write the proportion equation
1,643,182.35 : 2,267,203.04 = 954,444.97 : x - Step 2: Convert to fraction form
1,643,182.35/2,267,203.04 = 954,444.97/x - Step 3: Cross multiply
1,643,182.35x = 2,267,203.04 × 954,444.97 - Step 4: Simplify right side
1,643,182.35x = 2,163,920,536,453.38 - Step 5: Solve for x
x = 2,163,920,536,453.38/1,643,182.35 - Step 6: Final answer
x = 1,316,908.34
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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.