Finding the Fourth Proportional to 1,714,828.39, 2,366,292.67 and 989,909.65
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Solution
The fourth proportional to 1,714,828.39, 2,366,292.67 and 989,909.65 is: 1,365,976.88
Step by Step Solution
- Step 1: Write the proportion equation
1,714,828.39 : 2,366,292.67 = 989,909.65 : x - Step 2: Convert to fraction form
1,714,828.39/2,366,292.67 = 989,909.65/x - Step 3: Cross multiply
1,714,828.39x = 2,366,292.67 × 989,909.65 - Step 4: Simplify right side
1,714,828.39x = 2,342,415,931,976.25 - Step 5: Solve for x
x = 2,342,415,931,976.25/1,714,828.39 - Step 6: Final answer
x = 1,365,976.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.