Finding the Fourth Proportional to 4,554,477.07, 6,282,690.75 and 2,921,066.91
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Solution
The fourth proportional to 4,554,477.07, 6,282,690.75 and 2,921,066.91 is: 4,029,476.88
Step by Step Solution
- Step 1: Write the proportion equation
4,554,477.07 : 6,282,690.75 = 2,921,066.91 : x - Step 2: Convert to fraction form
4,554,477.07/6,282,690.75 = 2,921,066.91/x - Step 3: Cross multiply
4,554,477.07x = 6,282,690.75 × 2,921,066.91 - Step 4: Simplify right side
4,554,477.07x = 18,352,160,055,588.08 - Step 5: Solve for x
x = 18,352,160,055,588.08/4,554,477.07 - Step 6: Final answer
x = 4,029,476.88
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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.