Finding the Fourth Proportional to 1,748,394.68, 2,412,144.63 and 1,059,569.62
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Solution
The fourth proportional to 1,748,394.68, 2,412,144.63 and 1,059,569.62 is: 1,461,818.20
Step by Step Solution
- Step 1: Write the proportion equation
1,748,394.68 : 2,412,144.63 = 1,059,569.62 : x - Step 2: Convert to fraction form
1,748,394.68/2,412,144.63 = 1,059,569.62/x - Step 3: Cross multiply
1,748,394.68x = 2,412,144.63 × 1,059,569.62 - Step 4: Simplify right side
1,748,394.68x = 2,555,835,168,994.14 - Step 5: Solve for x
x = 2,555,835,168,994.14/1,748,394.68 - Step 6: Final answer
x = 1,461,818.20
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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.