Finding the Fourth Proportional to 2,604,985.13, 3,596,634.93 and 1,626,415.61
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Solution
The fourth proportional to 2,604,985.13, 3,596,634.93 and 1,626,415.61 is: 2,245,549.55
Step by Step Solution
- Step 1: Write the proportion equation
2,604,985.13 : 3,596,634.93 = 1,626,415.61 : x - Step 2: Convert to fraction form
2,604,985.13/3,596,634.93 = 1,626,415.61/x - Step 3: Cross multiply
2,604,985.13x = 3,596,634.93 × 1,626,415.61 - Step 4: Simplify right side
2,604,985.13x = 5,849,623,193,623.26 - Step 5: Solve for x
x = 5,849,623,193,623.26/2,604,985.13 - Step 6: Final answer
x = 2,245,549.55
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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.