Finding the Fourth Proportional to 4,151,920.60, 6,224,928.04 and 1,590,965.47
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Solution
The fourth proportional to 4,151,920.60, 6,224,928.04 and 1,590,965.47 is: 2,385,316.70
Step by Step Solution
- Step 1: Write the proportion equation
4,151,920.60 : 6,224,928.04 = 1,590,965.47 : x - Step 2: Convert to fraction form
4,151,920.60/6,224,928.04 = 1,590,965.47/x - Step 3: Cross multiply
4,151,920.60x = 6,224,928.04 × 1,590,965.47 - Step 4: Simplify right side
4,151,920.60x = 9,903,645,564,874.78 - Step 5: Solve for x
x = 9,903,645,564,874.78/4,151,920.60 - Step 6: Final answer
x = 2,385,316.70
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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.