Finding the Fourth Proportional to 3,602,980.40, 5,401,418.36 and 1,579,691.03
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Solution
The fourth proportional to 3,602,980.40, 5,401,418.36 and 1,579,691.03 is: 2,368,198.31
Step by Step Solution
- Step 1: Write the proportion equation
3,602,980.40 : 5,401,418.36 = 1,579,691.03 : x - Step 2: Convert to fraction form
3,602,980.40/5,401,418.36 = 1,579,691.03/x - Step 3: Cross multiply
3,602,980.40x = 5,401,418.36 × 1,579,691.03 - Step 4: Simplify right side
3,602,980.40x = 8,532,572,097,663.76 - Step 5: Solve for x
x = 8,532,572,097,663.76/3,602,980.40 - Step 6: Final answer
x = 2,368,198.31
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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.