Finding the Fourth Proportional to 2,281,696.06, 3,148,777.85 and 1,249,186.62
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Solution
The fourth proportional to 2,281,696.06, 3,148,777.85 and 1,249,186.62 is: 1,723,897.95
Step by Step Solution
- Step 1: Write the proportion equation
2,281,696.06 : 3,148,777.85 = 1,249,186.62 : x - Step 2: Convert to fraction form
2,281,696.06/3,148,777.85 = 1,249,186.62/x - Step 3: Cross multiply
2,281,696.06x = 3,148,777.85 × 1,249,186.62 - Step 4: Simplify right side
2,281,696.06x = 3,933,411,159,572.37 - Step 5: Solve for x
x = 3,933,411,159,572.37/2,281,696.06 - Step 6: Final answer
x = 1,723,897.95
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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.