Finding the Fourth Proportional to 4,203,953.57, 6,305,930.45 and 1,009,079.75
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Solution
The fourth proportional to 4,203,953.57, 6,305,930.45 and 1,009,079.75 is: 1,513,619.65
Step by Step Solution
- Step 1: Write the proportion equation
4,203,953.57 : 6,305,930.45 = 1,009,079.75 : x - Step 2: Convert to fraction form
4,203,953.57/6,305,930.45 = 1,009,079.75/x - Step 3: Cross multiply
4,203,953.57x = 6,305,930.45 × 1,009,079.75 - Step 4: Simplify right side
4,203,953.57x = 6,363,186,732,722.82 - Step 5: Solve for x
x = 6,363,186,732,722.82/4,203,953.57 - Step 6: Final answer
x = 1,513,619.65
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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.