Finding the Fourth Proportional to 2,387,155.96, 3,294,317.22 and 1,299,458.68
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Solution
The fourth proportional to 2,387,155.96, 3,294,317.22 and 1,299,458.68 is: 1,793,275.84
Step by Step Solution
- Step 1: Write the proportion equation
2,387,155.96 : 3,294,317.22 = 1,299,458.68 : x - Step 2: Convert to fraction form
2,387,155.96/3,294,317.22 = 1,299,458.68/x - Step 3: Cross multiply
2,387,155.96x = 3,294,317.22 × 1,299,458.68 - Step 4: Simplify right side
2,387,155.96x = 4,280,829,106,202.47 - Step 5: Solve for x
x = 4,280,829,106,202.47/2,387,155.96 - Step 6: Final answer
x = 1,793,275.84
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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.