Finding the Fourth Proportional to 1,626,422.97, 2,439,319.01 and 615,623.84
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Solution
The fourth proportional to 1,626,422.97, 2,439,319.01 and 615,623.84 is: 923,316.35
Step by Step Solution
- Step 1: Write the proportion equation
1,626,422.97 : 2,439,319.01 = 615,623.84 : x - Step 2: Convert to fraction form
1,626,422.97/2,439,319.01 = 615,623.84/x - Step 3: Cross multiply
1,626,422.97x = 2,439,319.01 × 615,623.84 - Step 4: Simplify right side
1,626,422.97x = 1,501,702,920,646.48 - Step 5: Solve for x
x = 1,501,702,920,646.48/1,626,422.97 - Step 6: Final answer
x = 923,316.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.