Finding the Fourth Proportional to 1,679,898.36, 2,521,028.56 and 1,519,285.08
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Solution
The fourth proportional to 1,679,898.36, 2,521,028.56 and 1,519,285.08 is: 2,279,995.72
Step by Step Solution
- Step 1: Write the proportion equation
1,679,898.36 : 2,521,028.56 = 1,519,285.08 : x - Step 2: Convert to fraction form
1,679,898.36/2,521,028.56 = 1,519,285.08/x - Step 3: Cross multiply
1,679,898.36x = 2,521,028.56 × 1,519,285.08 - Step 4: Simplify right side
1,679,898.36x = 3,830,161,077,461.89 - Step 5: Solve for x
x = 3,830,161,077,461.89/1,679,898.36 - Step 6: Final answer
x = 2,279,995.72
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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.