Finding the Fourth Proportional to 2,357,462.19, 3,253,319.60 and 1,284,374.19
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Solution
The fourth proportional to 2,357,462.19, 3,253,319.60 and 1,284,374.19 is: 1,772,448.24
Step by Step Solution
- Step 1: Write the proportion equation
2,357,462.19 : 3,253,319.60 = 1,284,374.19 : x - Step 2: Convert to fraction form
2,357,462.19/3,253,319.60 = 1,284,374.19/x - Step 3: Cross multiply
2,357,462.19x = 3,253,319.60 × 1,284,374.19 - Step 4: Simplify right side
2,357,462.19x = 4,178,479,719,639.25 - Step 5: Solve for x
x = 4,178,479,719,639.25/2,357,462.19 - Step 6: Final answer
x = 1,772,448.24
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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.