Finding the Fourth Proportional to 4,260,403.58, 5,879,403.68 and 2,326,721.05
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Solution
The fourth proportional to 4,260,403.58, 5,879,403.68 and 2,326,721.05 is: 3,210,900.58
Step by Step Solution
- Step 1: Write the proportion equation
4,260,403.58 : 5,879,403.68 = 2,326,721.05 : x - Step 2: Convert to fraction form
4,260,403.58/5,879,403.68 = 2,326,721.05/x - Step 3: Cross multiply
4,260,403.58x = 5,879,403.68 × 2,326,721.05 - Step 4: Simplify right side
4,260,403.58x = 13,679,732,312,506.92 - Step 5: Solve for x
x = 13,679,732,312,506.92/4,260,403.58 - Step 6: Final answer
x = 3,210,900.58
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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.