Finding the Fourth Proportional to 1,488,439.18, 2,053,983.58 and 843,902.74
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Solution
The fourth proportional to 1,488,439.18, 2,053,983.58 and 843,902.74 is: 1,164,550.35
Step by Step Solution
- Step 1: Write the proportion equation
1,488,439.18 : 2,053,983.58 = 843,902.74 : x - Step 2: Convert to fraction form
1,488,439.18/2,053,983.58 = 843,902.74/x - Step 3: Cross multiply
1,488,439.18x = 2,053,983.58 × 843,902.74 - Step 4: Simplify right side
1,488,439.18x = 1,733,362,371,077.01 - Step 5: Solve for x
x = 1,733,362,371,077.01/1,488,439.18 - Step 6: Final answer
x = 1,164,550.35
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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.