Finding the Fourth Proportional to 5,038,972.68, 7,556,908.68 and 1,443,776.34
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Solution
The fourth proportional to 5,038,972.68, 7,556,908.68 and 1,443,776.34 is: 2,165,220.30
Step by Step Solution
- Step 1: Write the proportion equation
5,038,972.68 : 7,556,908.68 = 1,443,776.34 : x - Step 2: Convert to fraction form
5,038,972.68/7,556,908.68 = 1,443,776.34/x - Step 3: Cross multiply
5,038,972.68x = 7,556,908.68 × 1,443,776.34 - Step 4: Simplify right side
5,038,972.68x = 10,910,485,955,724.63 - Step 5: Solve for x
x = 10,910,485,955,724.63/5,038,972.68 - Step 6: Final answer
x = 2,165,220.30
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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.