Finding the Fourth Proportional to 1,528,484.24, 2,292,724.91 and 391,244.65
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Solution
The fourth proportional to 1,528,484.24, 2,292,724.91 and 391,244.65 is: 586,866.60
Step by Step Solution
- Step 1: Write the proportion equation
1,528,484.24 : 2,292,724.91 = 391,244.65 : x - Step 2: Convert to fraction form
1,528,484.24/2,292,724.91 = 391,244.65/x - Step 3: Cross multiply
1,528,484.24x = 2,292,724.91 × 391,244.65 - Step 4: Simplify right side
1,528,484.24x = 897,016,350,205.53 - Step 5: Solve for x
x = 897,016,350,205.53/1,528,484.24 - Step 6: Final answer
x = 586,866.60
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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.