Finding the Fourth Proportional to 1,448,048.44, 1,998,416.28 and 803,590.48
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Solution
The fourth proportional to 1,448,048.44, 1,998,416.28 and 803,590.48 is: 1,109,015.59
Step by Step Solution
- Step 1: Write the proportion equation
1,448,048.44 : 1,998,416.28 = 803,590.48 : x - Step 2: Convert to fraction form
1,448,048.44/1,998,416.28 = 803,590.48/x - Step 3: Cross multiply
1,448,048.44x = 1,998,416.28 × 803,590.48 - Step 4: Simplify right side
1,448,048.44x = 1,605,908,297,685.01 - Step 5: Solve for x
x = 1,605,908,297,685.01/1,448,048.44 - Step 6: Final answer
x = 1,109,015.59
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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.