Finding the Fourth Proportional to 1,726,087.40, 2,588,904.30 and 528,129.80
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Solution
The fourth proportional to 1,726,087.40, 2,588,904.30 and 528,129.80 is: 792,125.31
Step by Step Solution
- Step 1: Write the proportion equation
1,726,087.40 : 2,588,904.30 = 528,129.80 : x - Step 2: Convert to fraction form
1,726,087.40/2,588,904.30 = 528,129.80/x - Step 3: Cross multiply
1,726,087.40x = 2,588,904.30 × 528,129.80 - Step 4: Simplify right side
1,726,087.40x = 1,367,277,510,178.14 - Step 5: Solve for x
x = 1,367,277,510,178.14/1,726,087.40 - Step 6: Final answer
x = 792,125.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.