Finding the Fourth Proportional to 4,212,934.61, 6,319,762.10 and 1,480,244.49
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Solution
The fourth proportional to 4,212,934.61, 6,319,762.10 and 1,480,244.49 is: 2,220,493.29
Step by Step Solution
- Step 1: Write the proportion equation
4,212,934.61 : 6,319,762.10 = 1,480,244.49 : x - Step 2: Convert to fraction form
4,212,934.61/6,319,762.10 = 1,480,244.49/x - Step 3: Cross multiply
4,212,934.61x = 6,319,762.10 × 1,480,244.49 - Step 4: Simplify right side
4,212,934.61x = 9,354,793,033,111.90 - Step 5: Solve for x
x = 9,354,793,033,111.90/4,212,934.61 - Step 6: Final answer
x = 2,220,493.29
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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.