Finding the Fourth Proportional to 2,708,875.65, 4,039,438.53 and 2,684,592.66
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Solution
The fourth proportional to 2,708,875.65, 4,039,438.53 and 2,684,592.66 is: 4,003,228.07
Step by Step Solution
- Step 1: Write the proportion equation
2,708,875.65 : 4,039,438.53 = 2,684,592.66 : x - Step 2: Convert to fraction form
2,708,875.65/4,039,438.53 = 2,684,592.66/x - Step 3: Cross multiply
2,708,875.65x = 4,039,438.53 × 2,684,592.66 - Step 4: Simplify right side
2,708,875.65x = 10,844,247,028,159.19 - Step 5: Solve for x
x = 10,844,247,028,159.19/2,708,875.65 - Step 6: Final answer
x = 4,003,228.07
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.