Finding the Fourth Proportional to 5,548,626.80, 8,316,719.40 and 2,353,209.20
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Solution
The fourth proportional to 5,548,626.80, 8,316,719.40 and 2,353,209.20 is: 3,527,175.52
Step by Step Solution
- Step 1: Write the proportion equation
5,548,626.80 : 8,316,719.40 = 2,353,209.20 : x - Step 2: Convert to fraction form
5,548,626.80/8,316,719.40 = 2,353,209.20/x - Step 3: Cross multiply
5,548,626.80x = 8,316,719.40 × 2,353,209.20 - Step 4: Simplify right side
5,548,626.80x = 19,570,980,605,898.48 - Step 5: Solve for x
x = 19,570,980,605,898.48/5,548,626.80 - Step 6: Final answer
x = 3,527,175.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.