Finding the Fourth Proportional to 1,930,374.96, 2,888,312.08 and 1,201,119.80
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Solution
The fourth proportional to 1,930,374.96, 2,888,312.08 and 1,201,119.80 is: 1,797,168.37
Step by Step Solution
- Step 1: Write the proportion equation
1,930,374.96 : 2,888,312.08 = 1,201,119.80 : x - Step 2: Convert to fraction form
1,930,374.96/2,888,312.08 = 1,201,119.80/x - Step 3: Cross multiply
1,930,374.96x = 2,888,312.08 × 1,201,119.80 - Step 4: Simplify right side
1,930,374.96x = 3,469,208,827,867.18 - Step 5: Solve for x
x = 3,469,208,827,867.18/1,930,374.96 - Step 6: Final answer
x = 1,797,168.37
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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.