Finding the Fourth Proportional to 5,258,468.99, 7,888,575.06 and 1,845,870.14
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Solution
The fourth proportional to 5,258,468.99, 7,888,575.06 and 1,845,870.14 is: 2,769,111.16
Step by Step Solution
- Step 1: Write the proportion equation
5,258,468.99 : 7,888,575.06 = 1,845,870.14 : x - Step 2: Convert to fraction form
5,258,468.99/7,888,575.06 = 1,845,870.14/x - Step 3: Cross multiply
5,258,468.99x = 7,888,575.06 × 1,845,870.14 - Step 4: Simplify right side
5,258,468.99x = 14,561,285,170,124.15 - Step 5: Solve for x
x = 14,561,285,170,124.15/5,258,468.99 - Step 6: Final answer
x = 2,769,111.16
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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.