Finding the Fourth Proportional to 1,518,169.23, 2,095,118.06 and 829,879.02
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Solution
The fourth proportional to 1,518,169.23, 2,095,118.06 and 829,879.02 is: 1,145,257.38
Step by Step Solution
- Step 1: Write the proportion equation
1,518,169.23 : 2,095,118.06 = 829,879.02 : x - Step 2: Convert to fraction form
1,518,169.23/2,095,118.06 = 829,879.02/x - Step 3: Cross multiply
1,518,169.23x = 2,095,118.06 × 829,879.02 - Step 4: Simplify right side
1,518,169.23x = 1,738,694,518,267.71 - Step 5: Solve for x
x = 1,738,694,518,267.71/1,518,169.23 - Step 6: Final answer
x = 1,145,257.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.