Finding the Fourth Proportional to 3,320,146.24, 4,572,154.04 and 2,884,364.62
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Solution
The fourth proportional to 3,320,146.24, 4,572,154.04 and 2,884,364.62 is: 3,972,041.71
Step by Step Solution
- Step 1: Write the proportion equation
3,320,146.24 : 4,572,154.04 = 2,884,364.62 : x - Step 2: Convert to fraction form
3,320,146.24/4,572,154.04 = 2,884,364.62/x - Step 3: Cross multiply
3,320,146.24x = 4,572,154.04 × 2,884,364.62 - Step 4: Simplify right side
3,320,146.24x = 13,187,759,350,166.06 - Step 5: Solve for x
x = 13,187,759,350,166.06/3,320,146.24 - Step 6: Final answer
x = 3,972,041.71
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1.5x scale
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.