Finding the Fourth Proportional to 1,879,757.68, 2,593,996.14 and 1,020,299.80
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Solution
The fourth proportional to 1,879,757.68, 2,593,996.14 and 1,020,299.80 is: 1,407,976.02
Step by Step Solution
- Step 1: Write the proportion equation
1,879,757.68 : 2,593,996.14 = 1,020,299.80 : x - Step 2: Convert to fraction form
1,879,757.68/2,593,996.14 = 1,020,299.80/x - Step 3: Cross multiply
1,879,757.68x = 2,593,996.14 × 1,020,299.80 - Step 4: Simplify right side
1,879,757.68x = 2,646,653,742,842.77 - Step 5: Solve for x
x = 2,646,653,742,842.77/1,879,757.68 - Step 6: Final answer
x = 1,407,976.02
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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.