Finding the Fourth Proportional to 1,110,995.49, 1,666,579.64 and 363,117.09
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Solution
The fourth proportional to 1,110,995.49, 1,666,579.64 and 363,117.09 is: 544,703.88
Step by Step Solution
- Step 1: Write the proportion equation
1,110,995.49 : 1,666,579.64 = 363,117.09 : x - Step 2: Convert to fraction form
1,110,995.49/1,666,579.64 = 363,117.09/x - Step 3: Cross multiply
1,110,995.49x = 1,666,579.64 × 363,117.09 - Step 4: Simplify right side
1,110,995.49x = 605,163,549,130.05 - Step 5: Solve for x
x = 605,163,549,130.05/1,110,995.49 - Step 6: Final answer
x = 544,703.88
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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.