Finding the Fourth Proportional to 4,581,718.98, 6,322,403.47 and 2,648,104.80
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Solution
The fourth proportional to 4,581,718.98, 6,322,403.47 and 2,648,104.80 is: 3,654,171.51
Step by Step Solution
- Step 1: Write the proportion equation
4,581,718.98 : 6,322,403.47 = 2,648,104.80 : x - Step 2: Convert to fraction form
4,581,718.98/6,322,403.47 = 2,648,104.80/x - Step 3: Cross multiply
4,581,718.98x = 6,322,403.47 × 2,648,104.80 - Step 4: Simplify right side
4,581,718.98x = 16,742,386,998,497.60 - Step 5: Solve for x
x = 16,742,386,998,497.60/4,581,718.98 - Step 6: Final answer
x = 3,654,171.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.