Finding the Fourth Proportional to 1,071,634.48, 1,478,855.01 and 606,479.91
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Solution
The fourth proportional to 1,071,634.48, 1,478,855.01 and 606,479.91 is: 836,941.95
Step by Step Solution
- Step 1: Write the proportion equation
1,071,634.48 : 1,478,855.01 = 606,479.91 : x - Step 2: Convert to fraction form
1,071,634.48/1,478,855.01 = 606,479.91/x - Step 3: Cross multiply
1,071,634.48x = 1,478,855.01 × 606,479.91 - Step 4: Simplify right side
1,071,634.48x = 896,895,853,367.85 - Step 5: Solve for x
x = 896,895,853,367.85/1,071,634.48 - Step 6: Final answer
x = 836,941.95
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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.