Finding the Fourth Proportional to 1,513,645.05, 2,267,898.27 and 913,344.84
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Solution
The fourth proportional to 1,513,645.05, 2,267,898.27 and 913,344.84 is: 1,368,466.92
Step by Step Solution
- Step 1: Write the proportion equation
1,513,645.05 : 2,267,898.27 = 913,344.84 : x - Step 2: Convert to fraction form
1,513,645.05/2,267,898.27 = 913,344.84/x - Step 3: Cross multiply
1,513,645.05x = 2,267,898.27 × 913,344.84 - Step 4: Simplify right side
1,513,645.05x = 2,071,373,182,549.43 - Step 5: Solve for x
x = 2,071,373,182,549.43/1,513,645.05 - Step 6: Final answer
x = 1,368,466.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.