Finding the Fourth Proportional to 2,052,299.68, 2,832,177.40 and 1,146,881.68
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Solution
The fourth proportional to 2,052,299.68, 2,832,177.40 and 1,146,881.68 is: 1,582,698.87
Step by Step Solution
- Step 1: Write the proportion equation
2,052,299.68 : 2,832,177.40 = 1,146,881.68 : x - Step 2: Convert to fraction form
2,052,299.68/2,832,177.40 = 1,146,881.68/x - Step 3: Cross multiply
2,052,299.68x = 2,832,177.40 × 1,146,881.68 - Step 4: Simplify right side
2,052,299.68x = 3,248,172,374,570.03 - Step 5: Solve for x
x = 3,248,172,374,570.03/2,052,299.68 - Step 6: Final answer
x = 1,582,698.87
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1.5x scale
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.