Finding the Fourth Proportional to 1,520,307.46, 2,280,815.91 and 440,842.53
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Solution
The fourth proportional to 1,520,307.46, 2,280,815.91 and 440,842.53 is: 661,366.65
Step by Step Solution
- Step 1: Write the proportion equation
1,520,307.46 : 2,280,815.91 = 440,842.53 : x - Step 2: Convert to fraction form
1,520,307.46/2,280,815.91 = 440,842.53/x - Step 3: Cross multiply
1,520,307.46x = 2,280,815.91 × 440,842.53 - Step 4: Simplify right side
1,520,307.46x = 1,005,480,654,024.44 - Step 5: Solve for x
x = 1,005,480,654,024.44/1,520,307.46 - Step 6: Final answer
x = 661,366.65
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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.