Finding the Fourth Proportional to 2,527,036.56, 3,487,258.65 and 1,381,125.09
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Solution
The fourth proportional to 2,527,036.56, 3,487,258.65 and 1,381,125.09 is: 1,905,924.31
Step by Step Solution
- Step 1: Write the proportion equation
2,527,036.56 : 3,487,258.65 = 1,381,125.09 : x - Step 2: Convert to fraction form
2,527,036.56/3,487,258.65 = 1,381,125.09/x - Step 3: Cross multiply
2,527,036.56x = 3,487,258.65 × 1,381,125.09 - Step 4: Simplify right side
2,527,036.56x = 4,816,340,416,834.53 - Step 5: Solve for x
x = 4,816,340,416,834.53/2,527,036.56 - Step 6: Final answer
x = 1,905,924.31
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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.