Finding the Fourth Proportional to 1,873,382.36, 2,585,330.25 and 1,148,089.94
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Solution
The fourth proportional to 1,873,382.36, 2,585,330.25 and 1,148,089.94 is: 1,584,402.47
Step by Step Solution
- Step 1: Write the proportion equation
1,873,382.36 : 2,585,330.25 = 1,148,089.94 : x - Step 2: Convert to fraction form
1,873,382.36/2,585,330.25 = 1,148,089.94/x - Step 3: Cross multiply
1,873,382.36x = 2,585,330.25 × 1,148,089.94 - Step 4: Simplify right side
1,873,382.36x = 2,968,191,638,676.03 - Step 5: Solve for x
x = 2,968,191,638,676.03/1,873,382.36 - Step 6: Final answer
x = 1,584,402.47
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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.