Finding the Fourth Proportional to 1,011,079.77, 1,395,233.00 and 552,102.99
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Solution
The fourth proportional to 1,011,079.77, 1,395,233.00 and 552,102.99 is: 761,870.95
Step by Step Solution
- Step 1: Write the proportion equation
1,011,079.77 : 1,395,233.00 = 552,102.99 : x - Step 2: Convert to fraction form
1,011,079.77/1,395,233.00 = 552,102.99/x - Step 3: Cross multiply
1,011,079.77x = 1,395,233.00 × 552,102.99 - Step 4: Simplify right side
1,011,079.77x = 770,312,305,124.42 - Step 5: Solve for x
x = 770,312,305,124.42/1,011,079.77 - Step 6: Final answer
x = 761,870.95
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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.