Finding the Fourth Proportional to 5,727,726.48, 8,579,985.12 and 2,649,342
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Solution
The fourth proportional to 5,727,726.48, 8,579,985.12 and 2,649,342 is: 3,968,645.33
Step by Step Solution
- Step 1: Write the proportion equation
5,727,726.48 : 8,579,985.12 = 2,649,342 : x - Step 2: Convert to fraction form
5,727,726.48/8,579,985.12 = 2,649,342/x - Step 3: Cross multiply
5,727,726.48x = 8,579,985.12 × 2,649,342 - Step 4: Simplify right side
5,727,726.48x = 22,731,314,937,791.04 - Step 5: Solve for x
x = 22,731,314,937,791.04/5,727,726.48 - Step 6: Final answer
x = 3,968,645.33
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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.