Finding the Fourth Proportional to 1,624,722.09, 2,242,186.53 and 899,569.77
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Solution
The fourth proportional to 1,624,722.09, 2,242,186.53 and 899,569.77 is: 1,241,445.07
Step by Step Solution
- Step 1: Write the proportion equation
1,624,722.09 : 2,242,186.53 = 899,569.77 : x - Step 2: Convert to fraction form
1,624,722.09/2,242,186.53 = 899,569.77/x - Step 3: Cross multiply
1,624,722.09x = 2,242,186.53 × 899,569.77 - Step 4: Simplify right side
1,624,722.09x = 2,017,003,221,089.20 - Step 5: Solve for x
x = 2,017,003,221,089.20/1,624,722.09 - Step 6: Final answer
x = 1,241,445.07
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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.