Finding the Fourth Proportional to 2,966,781.93, 4,094,239.56 and 1,677,815.07
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Solution
The fourth proportional to 2,966,781.93, 4,094,239.56 and 1,677,815.07 is: 2,315,430.32
Step by Step Solution
- Step 1: Write the proportion equation
2,966,781.93 : 4,094,239.56 = 1,677,815.07 : x - Step 2: Convert to fraction form
2,966,781.93/4,094,239.56 = 1,677,815.07/x - Step 3: Cross multiply
2,966,781.93x = 4,094,239.56 × 1,677,815.07 - Step 4: Simplify right side
2,966,781.93x = 6,869,376,833,958.17 - Step 5: Solve for x
x = 6,869,376,833,958.17/2,966,781.93 - Step 6: Final answer
x = 2,315,430.32
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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.