Finding the Fourth Proportional to 1,266,044.84, 1,747,138.94 and 693,080
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Solution
The fourth proportional to 1,266,044.84, 1,747,138.94 and 693,080 is: 956,448.79
Step by Step Solution
- Step 1: Write the proportion equation
1,266,044.84 : 1,747,138.94 = 693,080 : x - Step 2: Convert to fraction form
1,266,044.84/1,747,138.94 = 693,080/x - Step 3: Cross multiply
1,266,044.84x = 1,747,138.94 × 693,080 - Step 4: Simplify right side
1,266,044.84x = 1,210,907,056,535.20 - Step 5: Solve for x
x = 1,210,907,056,535.20/1,266,044.84 - Step 6: Final answer
x = 956,448.79
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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.