Finding the Fourth Proportional to 2,386,074.96, 3,292,734.60 and 1,298,368.08
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Solution
The fourth proportional to 2,386,074.96, 3,292,734.60 and 1,298,368.08 is: 1,791,721.37
Step by Step Solution
- Step 1: Write the proportion equation
2,386,074.96 : 3,292,734.60 = 1,298,368.08 : x - Step 2: Convert to fraction form
2,386,074.96/3,292,734.60 = 1,298,368.08/x - Step 3: Cross multiply
2,386,074.96x = 3,292,734.60 × 1,298,368.08 - Step 4: Simplify right side
2,386,074.96x = 4,275,181,500,551.57 - Step 5: Solve for x
x = 4,275,181,500,551.57/2,386,074.96 - Step 6: Final answer
x = 1,791,721.37
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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.