Finding the Fourth Proportional to 1,521,589.48, 2,282,410.14 and 575,405.80
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Solution
The fourth proportional to 1,521,589.48, 2,282,410.14 and 575,405.80 is: 863,118.50
Step by Step Solution
- Step 1: Write the proportion equation
1,521,589.48 : 2,282,410.14 = 575,405.80 : x - Step 2: Convert to fraction form
1,521,589.48/2,282,410.14 = 575,405.80/x - Step 3: Cross multiply
1,521,589.48x = 2,282,410.14 × 575,405.80 - Step 4: Simplify right side
1,521,589.48x = 1,313,312,032,534.81 - Step 5: Solve for x
x = 1,313,312,032,534.81/1,521,589.48 - Step 6: Final answer
x = 863,118.50
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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.