Finding the Fourth Proportional to 2,999,055.15, 4,498,120.53 and 977,293.92
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Solution
The fourth proportional to 2,999,055.15, 4,498,120.53 and 977,293.92 is: 1,465,790.27
Step by Step Solution
- Step 1: Write the proportion equation
2,999,055.15 : 4,498,120.53 = 977,293.92 : x - Step 2: Convert to fraction form
2,999,055.15/4,498,120.53 = 977,293.92/x - Step 3: Cross multiply
2,999,055.15x = 4,498,120.53 × 977,293.92 - Step 4: Simplify right side
2,999,055.15x = 4,395,985,845,396.18 - Step 5: Solve for x
x = 4,395,985,845,396.18/2,999,055.15 - Step 6: Final answer
x = 1,465,790.27
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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.