Finding the Fourth Proportional to 4,987,612.35, 7,480,332.45 and 1,344,257.19
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Solution
The fourth proportional to 4,987,612.35, 7,480,332.45 and 1,344,257.19 is: 2,016,093.07
Step by Step Solution
- Step 1: Write the proportion equation
4,987,612.35 : 7,480,332.45 = 1,344,257.19 : x - Step 2: Convert to fraction form
4,987,612.35/7,480,332.45 = 1,344,257.19/x - Step 3: Cross multiply
4,987,612.35x = 7,480,332.45 × 1,344,257.19 - Step 4: Simplify right side
4,987,612.35x = 10,055,490,679,502.81 - Step 5: Solve for x
x = 10,055,490,679,502.81/4,987,612.35 - Step 6: Final answer
x = 2,016,093.07
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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.