Finding the Fourth Proportional to 1,505,395.68, 2,077,433.52 and 826,291.68
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Solution
The fourth proportional to 1,505,395.68, 2,077,433.52 and 826,291.68 is: 1,140,275.65
Step by Step Solution
- Step 1: Write the proportion equation
1,505,395.68 : 2,077,433.52 = 826,291.68 : x - Step 2: Convert to fraction form
1,505,395.68/2,077,433.52 = 826,291.68/x - Step 3: Cross multiply
1,505,395.68x = 2,077,433.52 × 826,291.68 - Step 4: Simplify right side
1,505,395.68x = 1,716,566,033,329.11 - Step 5: Solve for x
x = 1,716,566,033,329.11/1,505,395.68 - Step 6: Final answer
x = 1,140,275.65
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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.