Finding the Fourth Proportional to 1,313,029.84, 1,811,995.03 and 740,070.01
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Solution
The fourth proportional to 1,313,029.84, 1,811,995.03 and 740,070.01 is: 1,021,304.42
Step by Step Solution
- Step 1: Write the proportion equation
1,313,029.84 : 1,811,995.03 = 740,070.01 : x - Step 2: Convert to fraction form
1,313,029.84/1,811,995.03 = 740,070.01/x - Step 3: Cross multiply
1,313,029.84x = 1,811,995.03 × 740,070.01 - Step 4: Simplify right side
1,313,029.84x = 1,341,003,183,066.68 - Step 5: Solve for x
x = 1,341,003,183,066.68/1,313,029.84 - Step 6: Final answer
x = 1,021,304.42
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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.