Finding the Fourth Proportional to 887,957.12, 1,224,965.28 and 581,952.08
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Solution
The fourth proportional to 887,957.12, 1,224,965.28 and 581,952.08 is: 802,821.53
Step by Step Solution
- Step 1: Write the proportion equation
887,957.12 : 1,224,965.28 = 581,952.08 : x - Step 2: Convert to fraction form
887,957.12/1,224,965.28 = 581,952.08/x - Step 3: Cross multiply
887,957.12x = 1,224,965.28 × 581,952.08 - Step 4: Simplify right side
887,957.12x = 712,871,092,623.78 - Step 5: Solve for x
x = 712,871,092,623.78/887,957.12 - Step 6: Final answer
x = 802,821.53
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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.