Finding the Fourth Proportional to 4,118,036.63, 6,177,959.51 and 1,689,204.24
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Solution
The fourth proportional to 4,118,036.63, 6,177,959.51 and 1,689,204.24 is: 2,534,177.41
Step by Step Solution
- Step 1: Write the proportion equation
4,118,036.63 : 6,177,959.51 = 1,689,204.24 : x - Step 2: Convert to fraction form
4,118,036.63/6,177,959.51 = 1,689,204.24/x - Step 3: Cross multiply
4,118,036.63x = 6,177,959.51 × 1,689,204.24 - Step 4: Simplify right side
4,118,036.63x = 10,435,835,390,394.30 - Step 5: Solve for x
x = 10,435,835,390,394.30/4,118,036.63 - Step 6: Final answer
x = 2,534,177.41
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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.