Finding the Fourth Proportional to 2,731,445.36, 3,769,395.35 and 1,507,751.67
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Solution
The fourth proportional to 2,731,445.36, 3,769,395.35 and 1,507,751.67 is: 2,080,697.72
Step by Step Solution
- Step 1: Write the proportion equation
2,731,445.36 : 3,769,395.35 = 1,507,751.67 : x - Step 2: Convert to fraction form
2,731,445.36/3,769,395.35 = 1,507,751.67/x - Step 3: Cross multiply
2,731,445.36x = 3,769,395.35 × 1,507,751.67 - Step 4: Simplify right side
2,731,445.36x = 5,683,312,133,852.74 - Step 5: Solve for x
x = 5,683,312,133,852.74/2,731,445.36 - Step 6: Final answer
x = 2,080,697.72
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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.