Finding the Fourth Proportional to 5,193,752.91, 7,790,740.08 and 1,782,024.71
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Solution
The fourth proportional to 5,193,752.91, 7,790,740.08 and 1,782,024.71 is: 2,673,075.05
Step by Step Solution
- Step 1: Write the proportion equation
5,193,752.91 : 7,790,740.08 = 1,782,024.71 : x - Step 2: Convert to fraction form
5,193,752.91/7,790,740.08 = 1,782,024.71/x - Step 3: Cross multiply
5,193,752.91x = 7,790,740.08 × 1,782,024.71 - Step 4: Simplify right side
5,193,752.91x = 13,883,291,286,111.08 - Step 5: Solve for x
x = 13,883,291,286,111.08/5,193,752.91 - Step 6: Final answer
x = 2,673,075.05
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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.