Finding the Fourth Proportional to 4,087,574.08, 6,127,548.72 and 1,390,055.92
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Solution
The fourth proportional to 4,087,574.08, 6,127,548.72 and 1,390,055.92 is: 2,083,787.40
Step by Step Solution
- Step 1: Write the proportion equation
4,087,574.08 : 6,127,548.72 = 1,390,055.92 : x - Step 2: Convert to fraction form
4,087,574.08/6,127,548.72 = 1,390,055.92/x - Step 3: Cross multiply
4,087,574.08x = 6,127,548.72 × 1,390,055.92 - Step 4: Simplify right side
4,087,574.08x = 8,517,635,373,324.42 - Step 5: Solve for x
x = 8,517,635,373,324.42/4,087,574.08 - Step 6: Final answer
x = 2,083,787.40
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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.