Finding the Fourth Proportional to 2,208,536.28, 3,312,809.55 and 671,545.80
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Solution
The fourth proportional to 2,208,536.28, 3,312,809.55 and 671,545.80 is: 1,007,320.26
Step by Step Solution
- Step 1: Write the proportion equation
2,208,536.28 : 3,312,809.55 = 671,545.80 : x - Step 2: Convert to fraction form
2,208,536.28/3,312,809.55 = 671,545.80/x - Step 3: Cross multiply
2,208,536.28x = 3,312,809.55 × 671,545.80 - Step 4: Simplify right side
2,208,536.28x = 2,224,703,339,502.39 - Step 5: Solve for x
x = 2,224,703,339,502.39/2,208,536.28 - Step 6: Final answer
x = 1,007,320.26
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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.