Finding the Fourth Proportional to 5,729,440.18, 8,594,720.79 and 2,087,159.35
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Solution
The fourth proportional to 5,729,440.18, 8,594,720.79 and 2,087,159.35 is: 3,130,943.22
Step by Step Solution
- Step 1: Write the proportion equation
5,729,440.18 : 8,594,720.79 = 2,087,159.35 : x - Step 2: Convert to fraction form
5,729,440.18/8,594,720.79 = 2,087,159.35/x - Step 3: Cross multiply
5,729,440.18x = 8,594,720.79 × 2,087,159.35 - Step 4: Simplify right side
5,729,440.18x = 17,938,551,857,487.89 - Step 5: Solve for x
x = 17,938,551,857,487.89/5,729,440.18 - Step 6: Final answer
x = 3,130,943.22
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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.