Finding the Fourth Proportional to 1,706,976.99, 2,356,084.04 and 981,903.87
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Solution
The fourth proportional to 1,706,976.99, 2,356,084.04 and 981,903.87 is: 1,355,289.52
Step by Step Solution
- Step 1: Write the proportion equation
1,706,976.99 : 2,356,084.04 = 981,903.87 : x - Step 2: Convert to fraction form
1,706,976.99/2,356,084.04 = 981,903.87/x - Step 3: Cross multiply
1,706,976.99x = 2,356,084.04 × 981,903.87 - Step 4: Simplify right side
1,706,976.99x = 2,313,448,032,011.72 - Step 5: Solve for x
x = 2,313,448,032,011.72/1,706,976.99 - Step 6: Final answer
x = 1,355,289.52
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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.