Finding the Fourth Proportional to 1,281,952.36, 1,769,638.99 and 798,756.24
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Solution
The fourth proportional to 1,281,952.36, 1,769,638.99 and 798,756.24 is: 1,102,623.02
Step by Step Solution
- Step 1: Write the proportion equation
1,281,952.36 : 1,769,638.99 = 798,756.24 : x - Step 2: Convert to fraction form
1,281,952.36/1,769,638.99 = 798,756.24/x - Step 3: Cross multiply
1,281,952.36x = 1,769,638.99 × 798,756.24 - Step 4: Simplify right side
1,281,952.36x = 1,413,510,174,964.71 - Step 5: Solve for x
x = 1,413,510,174,964.71/1,281,952.36 - Step 6: Final answer
x = 1,102,623.02
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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.