Finding the Fourth Proportional to 1,055,514, 1,582,671.18 and 415,470.84
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Solution
The fourth proportional to 1,055,514, 1,582,671.18 and 415,470.84 is: 622,970.16
Step by Step Solution
- Step 1: Write the proportion equation
1,055,514 : 1,582,671.18 = 415,470.84 : x - Step 2: Convert to fraction form
1,055,514/1,582,671.18 = 415,470.84/x - Step 3: Cross multiply
1,055,514x = 1,582,671.18 × 415,470.84 - Step 4: Simplify right side
1,055,514x = 657,553,724,598.39 - Step 5: Solve for x
x = 657,553,724,598.39/1,055,514 - Step 6: Final answer
x = 622,970.16
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.