Finding the Fourth Proportional to 2,518,232.08, 3,475,160.76 and 1,372,312.60
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Solution
The fourth proportional to 2,518,232.08, 3,475,160.76 and 1,372,312.60 is: 1,893,791.65
Step by Step Solution
- Step 1: Write the proportion equation
2,518,232.08 : 3,475,160.76 = 1,372,312.60 : x - Step 2: Convert to fraction form
2,518,232.08/3,475,160.76 = 1,372,312.60/x - Step 3: Cross multiply
2,518,232.08x = 3,475,160.76 × 1,372,312.60 - Step 4: Simplify right side
2,518,232.08x = 4,769,006,897,973.58 - Step 5: Solve for x
x = 4,769,006,897,973.58/2,518,232.08 - Step 6: Final answer
x = 1,893,791.65
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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.