Finding the Fourth Proportional to 1,199,122.80, 1,798,920.36 and 357,655.92
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Solution
The fourth proportional to 1,199,122.80, 1,798,920.36 and 357,655.92 is: 536,554.32
Step by Step Solution
- Step 1: Write the proportion equation
1,199,122.80 : 1,798,920.36 = 357,655.92 : x - Step 2: Convert to fraction form
1,199,122.80/1,798,920.36 = 357,655.92/x - Step 3: Cross multiply
1,199,122.80x = 1,798,920.36 × 357,655.92 - Step 4: Simplify right side
1,199,122.80x = 643,394,516,362.53 - Step 5: Solve for x
x = 643,394,516,362.53/1,199,122.80 - Step 6: Final answer
x = 536,554.32
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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.