Finding the Fourth Proportional to 2,208,330.82, 3,312,496.68 and 692,013.45
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Solution
The fourth proportional to 2,208,330.82, 3,312,496.68 and 692,013.45 is: 1,038,020.32
Step by Step Solution
- Step 1: Write the proportion equation
2,208,330.82 : 3,312,496.68 = 692,013.45 : x - Step 2: Convert to fraction form
2,208,330.82/3,312,496.68 = 692,013.45/x - Step 3: Cross multiply
2,208,330.82x = 3,312,496.68 × 692,013.45 - Step 4: Simplify right side
2,208,330.82x = 2,292,292,255,640.35 - Step 5: Solve for x
x = 2,292,292,255,640.35/2,208,330.82 - Step 6: Final answer
x = 1,038,020.32
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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.