Finding the Fourth Proportional to 1,199,122.98, 1,654,794 and 655,258.74
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Solution
The fourth proportional to 1,199,122.98, 1,654,794 and 655,258.74 is: 904,259.40
Step by Step Solution
- Step 1: Write the proportion equation
1,199,122.98 : 1,654,794 = 655,258.74 : x - Step 2: Convert to fraction form
1,199,122.98/1,654,794 = 655,258.74/x - Step 3: Cross multiply
1,199,122.98x = 1,654,794 × 655,258.74 - Step 4: Simplify right side
1,199,122.98x = 1,084,318,231,399.56 - Step 5: Solve for x
x = 1,084,318,231,399.56/1,199,122.98 - Step 6: Final answer
x = 904,259.40
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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.