Finding the Fourth Proportional to 1,513,387.16, 2,270,088.93 and 448,438.44
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Solution
The fourth proportional to 1,513,387.16, 2,270,088.93 and 448,438.44 is: 672,660.09
Step by Step Solution
- Step 1: Write the proportion equation
1,513,387.16 : 2,270,088.93 = 448,438.44 : x - Step 2: Convert to fraction form
1,513,387.16/2,270,088.93 = 448,438.44/x - Step 3: Cross multiply
1,513,387.16x = 2,270,088.93 × 448,438.44 - Step 4: Simplify right side
1,513,387.16x = 1,017,995,138,430.47 - Step 5: Solve for x
x = 1,017,995,138,430.47/1,513,387.16 - Step 6: Final answer
x = 672,660.09
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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.