Finding the Fourth Proportional to 3,452,397.84, 5,178,409.65 and 1,056,242.07
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Solution
The fourth proportional to 3,452,397.84, 5,178,409.65 and 1,056,242.07 is: 1,584,305.86
Step by Step Solution
- Step 1: Write the proportion equation
3,452,397.84 : 5,178,409.65 = 1,056,242.07 : x - Step 2: Convert to fraction form
3,452,397.84/5,178,409.65 = 1,056,242.07/x - Step 3: Cross multiply
3,452,397.84x = 5,178,409.65 × 1,056,242.07 - Step 4: Simplify right side
3,452,397.84x = 5,469,654,128,023.98 - Step 5: Solve for x
x = 5,469,654,128,023.98/3,452,397.84 - Step 6: Final answer
x = 1,584,305.86
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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.