Finding the Fourth Proportional to 1,821,363.04, 2,513,415.92 and 1,005,550.08
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Solution
The fourth proportional to 1,821,363.04, 2,513,415.92 and 1,005,550.08 is: 1,387,623.18
Step by Step Solution
- Step 1: Write the proportion equation
1,821,363.04 : 2,513,415.92 = 1,005,550.08 : x - Step 2: Convert to fraction form
1,821,363.04/2,513,415.92 = 1,005,550.08/x - Step 3: Cross multiply
1,821,363.04x = 2,513,415.92 × 1,005,550.08 - Step 4: Simplify right side
1,821,363.04x = 2,527,365,579,429.27 - Step 5: Solve for x
x = 2,527,365,579,429.27/1,821,363.04 - Step 6: Final answer
x = 1,387,623.18
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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.