Finding the Fourth Proportional to 2,445,835.94, 3,652,284.13 and 1,997,446.94
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Solution
The fourth proportional to 2,445,835.94, 3,652,284.13 and 1,997,446.94 is: 2,982,719.99
Step by Step Solution
- Step 1: Write the proportion equation
2,445,835.94 : 3,652,284.13 = 1,997,446.94 : x - Step 2: Convert to fraction form
2,445,835.94/3,652,284.13 = 1,997,446.94/x - Step 3: Cross multiply
2,445,835.94x = 3,652,284.13 × 1,997,446.94 - Step 4: Simplify right side
2,445,835.94x = 7,295,243,759,479.06 - Step 5: Solve for x
x = 7,295,243,759,479.06/2,445,835.94 - Step 6: Final answer
x = 2,982,719.99
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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.