Finding the Fourth Proportional to 5,385,298.08, 7,431,747.04 and 2,937,947.84
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Solution
The fourth proportional to 5,385,298.08, 7,431,747.04 and 2,937,947.84 is: 4,054,387.49
Step by Step Solution
- Step 1: Write the proportion equation
5,385,298.08 : 7,431,747.04 = 2,937,947.84 : x - Step 2: Convert to fraction form
5,385,298.08/7,431,747.04 = 2,937,947.84/x - Step 3: Cross multiply
5,385,298.08x = 7,431,747.04 × 2,937,947.84 - Step 4: Simplify right side
5,385,298.08x = 21,834,085,163,594.39 - Step 5: Solve for x
x = 21,834,085,163,594.39/5,385,298.08 - Step 6: Final answer
x = 4,054,387.49
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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.