Finding the Fourth Proportional to 1,624,871.07, 2,242,345.68 and 899,717.40
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Solution
The fourth proportional to 1,624,871.07, 2,242,345.68 and 899,717.40 is: 1,241,623.08
Step by Step Solution
- Step 1: Write the proportion equation
1,624,871.07 : 2,242,345.68 = 899,717.40 : x - Step 2: Convert to fraction form
1,624,871.07/2,242,345.68 = 899,717.40/x - Step 3: Cross multiply
1,624,871.07x = 2,242,345.68 × 899,717.40 - Step 4: Simplify right side
1,624,871.07x = 2,017,477,425,110.83 - Step 5: Solve for x
x = 2,017,477,425,110.83/1,624,871.07 - Step 6: Final answer
x = 1,241,623.08
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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.