Finding the Fourth Proportional to 5,065,480.08, 6,990,373.80 and 2,742,397.08
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Solution
The fourth proportional to 5,065,480.08, 6,990,373.80 and 2,742,397.08 is: 3,784,514.08
Step by Step Solution
- Step 1: Write the proportion equation
5,065,480.08 : 6,990,373.80 = 2,742,397.08 : x - Step 2: Convert to fraction form
5,065,480.08/6,990,373.80 = 2,742,397.08/x - Step 3: Cross multiply
5,065,480.08x = 6,990,373.80 × 2,742,397.08 - Step 4: Simplify right side
5,065,480.08x = 19,170,380,678,140.90 - Step 5: Solve for x
x = 19,170,380,678,140.90/5,065,480.08 - Step 6: Final answer
x = 3,784,514.08
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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.