Finding the Fourth Proportional to 4,512,632.16, 6,768,971.28 and 1,520,842.08
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Solution
The fourth proportional to 4,512,632.16, 6,768,971.28 and 1,520,842.08 is: 2,281,270.88
Step by Step Solution
- Step 1: Write the proportion equation
4,512,632.16 : 6,768,971.28 = 1,520,842.08 : x - Step 2: Convert to fraction form
4,512,632.16/6,768,971.28 = 1,520,842.08/x - Step 3: Cross multiply
4,512,632.16x = 6,768,971.28 × 1,520,842.08 - Step 4: Simplify right side
4,512,632.16x = 10,294,536,360,935.46 - Step 5: Solve for x
x = 10,294,536,360,935.46/4,512,632.16 - Step 6: Final answer
x = 2,281,270.88
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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.