Finding the Fourth Proportional to 1,726,384.76, 2,382,421.16 and 1,001,664.08
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Solution
The fourth proportional to 1,726,384.76, 2,382,421.16 and 1,001,664.08 is: 1,382,302.34
Step by Step Solution
- Step 1: Write the proportion equation
1,726,384.76 : 2,382,421.16 = 1,001,664.08 : x - Step 2: Convert to fraction form
1,726,384.76/2,382,421.16 = 1,001,664.08/x - Step 3: Cross multiply
1,726,384.76x = 2,382,421.16 × 1,001,664.08 - Step 4: Simplify right side
1,726,384.76x = 2,386,385,699,403.93 - Step 5: Solve for x
x = 2,386,385,699,403.93/1,726,384.76 - Step 6: Final answer
x = 1,382,302.34
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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.