Finding the Fourth Proportional to 1,482,743.12, 2,046,188.52 and 803,680.08
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Solution
The fourth proportional to 1,482,743.12, 2,046,188.52 and 803,680.08 is: 1,109,080.14
Step by Step Solution
- Step 1: Write the proportion equation
1,482,743.12 : 2,046,188.52 = 803,680.08 : x - Step 2: Convert to fraction form
1,482,743.12/2,046,188.52 = 803,680.08/x - Step 3: Cross multiply
1,482,743.12x = 2,046,188.52 × 803,680.08 - Step 4: Simplify right side
1,482,743.12x = 1,644,480,953,448.68 - Step 5: Solve for x
x = 1,644,480,953,448.68/1,482,743.12 - Step 6: Final answer
x = 1,109,080.14
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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.