Finding the Fourth Proportional to 3,584,643.30, 5,376,964.95 and 3,442,925.70
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Solution
The fourth proportional to 3,584,643.30, 5,376,964.95 and 3,442,925.70 is: 5,164,388.55
Step by Step Solution
- Step 1: Write the proportion equation
3,584,643.30 : 5,376,964.95 = 3,442,925.70 : x - Step 2: Convert to fraction form
3,584,643.30/5,376,964.95 = 3,442,925.70/x - Step 3: Cross multiply
3,584,643.30x = 5,376,964.95 × 3,442,925.70 - Step 4: Simplify right side
3,584,643.30x = 18,512,490,814,354.21 - Step 5: Solve for x
x = 18,512,490,814,354.21/3,584,643.30 - Step 6: Final answer
x = 5,164,388.55
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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.