Finding the Fourth Proportional to 1,959,698.16, 2,704,516.43 and 1,088,632.26
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Solution
The fourth proportional to 1,959,698.16, 2,704,516.43 and 1,088,632.26 is: 1,502,386.38
Step by Step Solution
- Step 1: Write the proportion equation
1,959,698.16 : 2,704,516.43 = 1,088,632.26 : x - Step 2: Convert to fraction form
1,959,698.16/2,704,516.43 = 1,088,632.26/x - Step 3: Cross multiply
1,959,698.16x = 2,704,516.43 × 1,088,632.26 - Step 4: Simplify right side
1,959,698.16x = 2,944,223,827,954.87 - Step 5: Solve for x
x = 2,944,223,827,954.87/1,959,698.16 - Step 6: Final answer
x = 1,502,386.38
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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.