Finding the Fourth Proportional to 2,667,136.07, 3,996,662.88 and 1,765,347.11
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Solution
The fourth proportional to 2,667,136.07, 3,996,662.88 and 1,765,347.11 is: 2,645,345.82
Step by Step Solution
- Step 1: Write the proportion equation
2,667,136.07 : 3,996,662.88 = 1,765,347.11 : x - Step 2: Convert to fraction form
2,667,136.07/3,996,662.88 = 1,765,347.11/x - Step 3: Cross multiply
2,667,136.07x = 3,996,662.88 × 1,765,347.11 - Step 4: Simplify right side
2,667,136.07x = 7,055,497,264,852.28 - Step 5: Solve for x
x = 7,055,497,264,852.28/2,667,136.07 - Step 6: Final answer
x = 2,645,345.82
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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.