Finding the Fourth Proportional to 4,087,573.58, 6,127,547.97 and 1,390,055.42
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Solution
The fourth proportional to 4,087,573.58, 6,127,547.97 and 1,390,055.42 is: 2,083,786.65
Step by Step Solution
- Step 1: Write the proportion equation
4,087,573.58 : 6,127,547.97 = 1,390,055.42 : x - Step 2: Convert to fraction form
4,087,573.58/6,127,547.97 = 1,390,055.42/x - Step 3: Cross multiply
4,087,573.58x = 6,127,547.97 × 1,390,055.42 - Step 4: Simplify right side
4,087,573.58x = 8,517,631,267,008.50 - Step 5: Solve for x
x = 8,517,631,267,008.50/4,087,573.58 - Step 6: Final answer
x = 2,083,786.65
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1.5x scale
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.