Finding the Fourth Proportional to 4,420,487.04, 6,630,730.84 and 1,225,613.28
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Solution
The fourth proportional to 4,420,487.04, 6,630,730.84 and 1,225,613.28 is: 1,838,420.00
Step by Step Solution
- Step 1: Write the proportion equation
4,420,487.04 : 6,630,730.84 = 1,225,613.28 : x - Step 2: Convert to fraction form
4,420,487.04/6,630,730.84 = 1,225,613.28/x - Step 3: Cross multiply
4,420,487.04x = 6,630,730.84 × 1,225,613.28 - Step 4: Simplify right side
4,420,487.04x = 8,126,711,773,609.56 - Step 5: Solve for x
x = 8,126,711,773,609.56/4,420,487.04 - Step 6: Final answer
x = 1,838,420.00
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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.