Finding the Fourth Proportional to 2,445,446.84, 3,374,560.51 and 1,357,718.13
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Solution
The fourth proportional to 2,445,446.84, 3,374,560.51 and 1,357,718.13 is: 1,873,564.34
Step by Step Solution
- Step 1: Write the proportion equation
2,445,446.84 : 3,374,560.51 = 1,357,718.13 : x - Step 2: Convert to fraction form
2,445,446.84/3,374,560.51 = 1,357,718.13/x - Step 3: Cross multiply
2,445,446.84x = 3,374,560.51 × 1,357,718.13 - Step 4: Simplify right side
2,445,446.84x = 4,581,701,981,814.75 - Step 5: Solve for x
x = 4,581,701,981,814.75/2,445,446.84 - Step 6: Final answer
x = 1,873,564.34
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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.