Finding the Fourth Proportional to 5,826,996.80, 8,041,289.28 and 3,248,838.08
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Solution
The fourth proportional to 5,826,996.80, 8,041,289.28 and 3,248,838.08 is: 4,483,415.34
Step by Step Solution
- Step 1: Write the proportion equation
5,826,996.80 : 8,041,289.28 = 3,248,838.08 : x - Step 2: Convert to fraction form
5,826,996.80/8,041,289.28 = 3,248,838.08/x - Step 3: Cross multiply
5,826,996.80x = 8,041,289.28 × 3,248,838.08 - Step 4: Simplify right side
5,826,996.80x = 26,124,846,825,159.79 - Step 5: Solve for x
x = 26,124,846,825,159.79/5,826,996.80 - Step 6: Final answer
x = 4,483,415.34
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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.