Finding the Fourth Proportional to 1,085,372.14, 1,497,905.55 and 602,092.98
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Solution
The fourth proportional to 1,085,372.14, 1,497,905.55 and 602,092.98 is: 830,939.35
Step by Step Solution
- Step 1: Write the proportion equation
1,085,372.14 : 1,497,905.55 = 602,092.98 : x - Step 2: Convert to fraction form
1,085,372.14/1,497,905.55 = 602,092.98/x - Step 3: Cross multiply
1,085,372.14x = 1,497,905.55 × 602,092.98 - Step 4: Simplify right side
1,085,372.14x = 901,878,416,358.04 - Step 5: Solve for x
x = 901,878,416,358.04/1,085,372.14 - Step 6: Final answer
x = 830,939.35
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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.