Finding the Fourth Proportional to 1,588,280.64, 2,192,338.08 and 1,016,859.84
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Solution
The fourth proportional to 1,588,280.64, 2,192,338.08 and 1,016,859.84 is: 1,403,593.61
Step by Step Solution
- Step 1: Write the proportion equation
1,588,280.64 : 2,192,338.08 = 1,016,859.84 : x - Step 2: Convert to fraction form
1,588,280.64/2,192,338.08 = 1,016,859.84/x - Step 3: Cross multiply
1,588,280.64x = 2,192,338.08 × 1,016,859.84 - Step 4: Simplify right side
1,588,280.64x = 2,229,300,549,254.71 - Step 5: Solve for x
x = 2,229,300,549,254.71/1,588,280.64 - Step 6: Final answer
x = 1,403,593.61
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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.