Finding the Fourth Proportional to 1,104,950.12, 1,656,758.55 and 421,881.58
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Solution
The fourth proportional to 1,104,950.12, 1,656,758.55 and 421,881.58 is: 632,567.84
Step by Step Solution
- Step 1: Write the proportion equation
1,104,950.12 : 1,656,758.55 = 421,881.58 : x - Step 2: Convert to fraction form
1,104,950.12/1,656,758.55 = 421,881.58/x - Step 3: Cross multiply
1,104,950.12x = 1,656,758.55 × 421,881.58 - Step 4: Simplify right side
1,104,950.12x = 698,955,906,468.72 - Step 5: Solve for x
x = 698,955,906,468.72/1,104,950.12 - Step 6: Final answer
x = 632,567.84
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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.