Finding the Fourth Proportional to 2,999,348.40, 4,495,523.40 and 1,201,342.80
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Solution
The fourth proportional to 2,999,348.40, 4,495,523.40 and 1,201,342.80 is: 1,800,612.65
Step by Step Solution
- Step 1: Write the proportion equation
2,999,348.40 : 4,495,523.40 = 1,201,342.80 : x - Step 2: Convert to fraction form
2,999,348.40/4,495,523.40 = 1,201,342.80/x - Step 3: Cross multiply
2,999,348.40x = 4,495,523.40 × 1,201,342.80 - Step 4: Simplify right side
2,999,348.40x = 5,400,664,668,821.52 - Step 5: Solve for x
x = 5,400,664,668,821.52/2,999,348.40 - Step 6: Final answer
x = 1,800,612.65
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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.