Finding the Fourth Proportional to 1,109,956.84, 1,531,744.29 and 600,659.08
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Solution
The fourth proportional to 1,109,956.84, 1,531,744.29 and 600,659.08 is: 828,911.61
Step by Step Solution
- Step 1: Write the proportion equation
1,109,956.84 : 1,531,744.29 = 600,659.08 : x - Step 2: Convert to fraction form
1,109,956.84/1,531,744.29 = 600,659.08/x - Step 3: Cross multiply
1,109,956.84x = 1,531,744.29 × 600,659.08 - Step 4: Simplify right side
1,109,956.84x = 920,056,116,026.65 - Step 5: Solve for x
x = 920,056,116,026.65/1,109,956.84 - Step 6: Final answer
x = 828,911.61
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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.