Finding the Fourth Proportional to 2,913,505.68, 4,020,654.66 and 1,624,426.32
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Solution
The fourth proportional to 2,913,505.68, 4,020,654.66 and 1,624,426.32 is: 2,241,717.70
Step by Step Solution
- Step 1: Write the proportion equation
2,913,505.68 : 4,020,654.66 = 1,624,426.32 : x - Step 2: Convert to fraction form
2,913,505.68/4,020,654.66 = 1,624,426.32/x - Step 3: Cross multiply
2,913,505.68x = 4,020,654.66 × 1,624,426.32 - Step 4: Simplify right side
2,913,505.68x = 6,531,257,253,334.65 - Step 5: Solve for x
x = 6,531,257,253,334.65/2,913,505.68 - Step 6: Final answer
x = 2,241,717.70
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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.