Finding the Fourth Proportional to 4,514,118.40, 6,771,099.16 and 1,818,374.70
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Solution
The fourth proportional to 4,514,118.40, 6,771,099.16 and 1,818,374.70 is: 2,727,530.45
Step by Step Solution
- Step 1: Write the proportion equation
4,514,118.40 : 6,771,099.16 = 1,818,374.70 : x - Step 2: Convert to fraction form
4,514,118.40/6,771,099.16 = 1,818,374.70/x - Step 3: Cross multiply
4,514,118.40x = 6,771,099.16 × 1,818,374.70 - Step 4: Simplify right side
4,514,118.40x = 12,312,395,403,735.25 - Step 5: Solve for x
x = 12,312,395,403,735.25/4,514,118.40 - Step 6: Final answer
x = 2,727,530.45
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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.