Finding the Fourth Proportional to 1,752,122.58, 2,628,204.93 and 687,665.94
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Solution
The fourth proportional to 1,752,122.58, 2,628,204.93 and 687,665.94 is: 1,031,507.18
Step by Step Solution
- Step 1: Write the proportion equation
1,752,122.58 : 2,628,204.93 = 687,665.94 : x - Step 2: Convert to fraction form
1,752,122.58/2,628,204.93 = 687,665.94/x - Step 3: Cross multiply
1,752,122.58x = 2,628,204.93 × 687,665.94 - Step 4: Simplify right side
1,752,122.58x = 1,807,327,013,701.08 - Step 5: Solve for x
x = 1,807,327,013,701.08/1,752,122.58 - Step 6: Final answer
x = 1,031,507.18
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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.