Finding the Fourth Proportional to 2,221,244.30, 3,331,866.48 and 538,347.80
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Solution
The fourth proportional to 2,221,244.30, 3,331,866.48 and 538,347.80 is: 807,521.71
Step by Step Solution
- Step 1: Write the proportion equation
2,221,244.30 : 3,331,866.48 = 538,347.80 : x - Step 2: Convert to fraction form
2,221,244.30/3,331,866.48 = 538,347.80/x - Step 3: Cross multiply
2,221,244.30x = 3,331,866.48 × 538,347.80 - Step 4: Simplify right side
2,221,244.30x = 1,793,702,995,712.61 - Step 5: Solve for x
x = 1,793,702,995,712.61/2,221,244.30 - Step 6: Final answer
x = 807,521.71
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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.