Finding the Fourth Proportional to 6,349,468.34, 8,762,332.30 and 3,448,915.94
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Solution
The fourth proportional to 6,349,468.34, 8,762,332.30 and 3,448,915.94 is: 4,759,539.84
Step by Step Solution
- Step 1: Write the proportion equation
6,349,468.34 : 8,762,332.30 = 3,448,915.94 : x - Step 2: Convert to fraction form
6,349,468.34/8,762,332.30 = 3,448,915.94/x - Step 3: Cross multiply
6,349,468.34x = 8,762,332.30 × 3,448,915.94 - Step 4: Simplify right side
6,349,468.34x = 30,220,547,488,612.91 - Step 5: Solve for x
x = 30,220,547,488,612.91/6,349,468.34 - Step 6: Final answer
x = 4,759,539.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.