Finding the Fourth Proportional to 2,097,370.58, 2,894,288.04 and 1,238,207.60
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Solution
The fourth proportional to 2,097,370.58, 2,894,288.04 and 1,238,207.60 is: 1,708,677.28
Step by Step Solution
- Step 1: Write the proportion equation
2,097,370.58 : 2,894,288.04 = 1,238,207.60 : x - Step 2: Convert to fraction form
2,097,370.58/2,894,288.04 = 1,238,207.60/x - Step 3: Cross multiply
2,097,370.58x = 2,894,288.04 × 1,238,207.60 - Step 4: Simplify right side
2,097,370.58x = 3,583,729,447,717.10 - Step 5: Solve for x
x = 3,583,729,447,717.10/2,097,370.58 - Step 6: Final answer
x = 1,708,677.28
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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.