Finding the Fourth Proportional to 4,375,298.10, 6,564,915.45 and 1,977,908.70
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Solution
The fourth proportional to 4,375,298.10, 6,564,915.45 and 1,977,908.70 is: 2,967,752.84
Step by Step Solution
- Step 1: Write the proportion equation
4,375,298.10 : 6,564,915.45 = 1,977,908.70 : x - Step 2: Convert to fraction form
4,375,298.10/6,564,915.45 = 1,977,908.70/x - Step 3: Cross multiply
4,375,298.10x = 6,564,915.45 × 1,977,908.70 - Step 4: Simplify right side
4,375,298.10x = 12,984,803,383,319.42 - Step 5: Solve for x
x = 12,984,803,383,319.42/4,375,298.10 - Step 6: Final answer
x = 2,967,752.84
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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.