Finding the Fourth Proportional to 1,369,340.51, 2,054,197.67 and 570,435.18
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Solution
The fourth proportional to 1,369,340.51, 2,054,197.67 and 570,435.18 is: 855,730.63
Step by Step Solution
- Step 1: Write the proportion equation
1,369,340.51 : 2,054,197.67 = 570,435.18 : x - Step 2: Convert to fraction form
1,369,340.51/2,054,197.67 = 570,435.18/x - Step 3: Cross multiply
1,369,340.51x = 2,054,197.67 × 570,435.18 - Step 4: Simplify right side
1,369,340.51x = 1,171,786,617,642.03 - Step 5: Solve for x
x = 1,171,786,617,642.03/1,369,340.51 - Step 6: Final answer
x = 855,730.63
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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.