Finding the Fourth Proportional to 4,086,987.08, 6,130,476.91 and 1,927,508.45
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Solution
The fourth proportional to 4,086,987.08, 6,130,476.91 and 1,927,508.45 is: 2,891,260.92
Step by Step Solution
- Step 1: Write the proportion equation
4,086,987.08 : 6,130,476.91 = 1,927,508.45 : x - Step 2: Convert to fraction form
4,086,987.08/6,130,476.91 = 1,927,508.45/x - Step 3: Cross multiply
4,086,987.08x = 6,130,476.91 × 1,927,508.45 - Step 4: Simplify right side
4,086,987.08x = 11,816,546,041,736.12 - Step 5: Solve for x
x = 11,816,546,041,736.12/4,086,987.08 - Step 6: Final answer
x = 2,891,260.92
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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.