Finding the Fourth Proportional to 1,303,727.94, 1,955,606.49 and 857,259.18
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Solution
The fourth proportional to 1,303,727.94, 1,955,606.49 and 857,259.18 is: 1,285,898.36
Step by Step Solution
- Step 1: Write the proportion equation
1,303,727.94 : 1,955,606.49 = 857,259.18 : x - Step 2: Convert to fraction form
1,303,727.94/1,955,606.49 = 857,259.18/x - Step 3: Cross multiply
1,303,727.94x = 1,955,606.49 × 857,259.18 - Step 4: Simplify right side
1,303,727.94x = 1,676,461,616,020.08 - Step 5: Solve for x
x = 1,676,461,616,020.08/1,303,727.94 - Step 6: Final answer
x = 1,285,898.36
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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.