Finding the Fourth Proportional to 2,828,740.42, 3,903,747.51 and 1,539,674.02
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Solution
The fourth proportional to 2,828,740.42, 3,903,747.51 and 1,539,674.02 is: 2,124,796.81
Step by Step Solution
- Step 1: Write the proportion equation
2,828,740.42 : 3,903,747.51 = 1,539,674.02 : x - Step 2: Convert to fraction form
2,828,740.42/3,903,747.51 = 1,539,674.02/x - Step 3: Cross multiply
2,828,740.42x = 3,903,747.51 × 1,539,674.02 - Step 4: Simplify right side
2,828,740.42x = 6,010,498,621,786.69 - Step 5: Solve for x
x = 6,010,498,621,786.69/2,828,740.42 - Step 6: Final answer
x = 2,124,796.81
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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.