Finding the Fourth Proportional to 5,026,316.96, 7,539,854.56 and 1,567,620.20
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Solution
The fourth proportional to 5,026,316.96, 7,539,854.56 and 1,567,620.20 is: 2,351,548.54
Step by Step Solution
- Step 1: Write the proportion equation
5,026,316.96 : 7,539,854.56 = 1,567,620.20 : x - Step 2: Convert to fraction form
5,026,316.96/7,539,854.56 = 1,567,620.20/x - Step 3: Cross multiply
5,026,316.96x = 7,539,854.56 × 1,567,620.20 - Step 4: Simplify right side
5,026,316.96x = 11,819,628,328,248.70 - Step 5: Solve for x
x = 11,819,628,328,248.70/5,026,316.96 - Step 6: Final answer
x = 2,351,548.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.