Finding the Fourth Proportional to 2,807,918.10, 4,212,402.06 and 1,125,152.82
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Solution
The fourth proportional to 2,807,918.10, 4,212,402.06 and 1,125,152.82 is: 1,687,939.57
Step by Step Solution
- Step 1: Write the proportion equation
2,807,918.10 : 4,212,402.06 = 1,125,152.82 : x - Step 2: Convert to fraction form
2,807,918.10/4,212,402.06 = 1,125,152.82/x - Step 3: Cross multiply
2,807,918.10x = 4,212,402.06 × 1,125,152.82 - Step 4: Simplify right side
2,807,918.10x = 4,739,596,056,782.81 - Step 5: Solve for x
x = 4,739,596,056,782.81/2,807,918.10 - Step 6: Final answer
x = 1,687,939.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.