Finding the Fourth Proportional to 1,771,930.38, 2,445,497.11 and 997,712.09
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Solution
The fourth proportional to 1,771,930.38, 2,445,497.11 and 997,712.09 is: 1,376,973.98
Step by Step Solution
- Step 1: Write the proportion equation
1,771,930.38 : 2,445,497.11 = 997,712.09 : x - Step 2: Convert to fraction form
1,771,930.38/2,445,497.11 = 997,712.09/x - Step 3: Cross multiply
1,771,930.38x = 2,445,497.11 × 997,712.09 - Step 4: Simplify right side
1,771,930.38x = 2,439,902,032,707.06 - Step 5: Solve for x
x = 2,439,902,032,707.06/1,771,930.38 - Step 6: Final answer
x = 1,376,973.98
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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.