Finding the Fourth Proportional to 2,654,721.03, 3,663,518.66 and 1,447,497.03
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Solution
The fourth proportional to 2,654,721.03, 3,663,518.66 and 1,447,497.03 is: 1,997,547.88
Step by Step Solution
- Step 1: Write the proportion equation
2,654,721.03 : 3,663,518.66 = 1,447,497.03 : x - Step 2: Convert to fraction form
2,654,721.03/3,663,518.66 = 1,447,497.03/x - Step 3: Cross multiply
2,654,721.03x = 3,663,518.66 × 1,447,497.03 - Step 4: Simplify right side
2,654,721.03x = 5,302,932,372,462.10 - Step 5: Solve for x
x = 5,302,932,372,462.10/2,654,721.03 - Step 6: Final answer
x = 1,997,547.88
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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.