Finding the Fourth Proportional to 2,108,923.68, 3,163,473 and 613,015.68
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Solution
The fourth proportional to 2,108,923.68, 3,163,473 and 613,015.68 is: 919,548.95
Step by Step Solution
- Step 1: Write the proportion equation
2,108,923.68 : 3,163,473 = 613,015.68 : x - Step 2: Convert to fraction form
2,108,923.68/3,163,473 = 613,015.68/x - Step 3: Cross multiply
2,108,923.68x = 3,163,473 × 613,015.68 - Step 4: Simplify right side
2,108,923.68x = 1,939,258,552,256.64 - Step 5: Solve for x
x = 1,939,258,552,256.64/2,108,923.68 - Step 6: Final answer
x = 919,548.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.