Finding the Fourth Proportional to 1,112,457.95, 1,668,603.08 and 354,268.79
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Solution
The fourth proportional to 1,112,457.95, 1,668,603.08 and 354,268.79 is: 531,376.48
Step by Step Solution
- Step 1: Write the proportion equation
1,112,457.95 : 1,668,603.08 = 354,268.79 : x - Step 2: Convert to fraction form
1,112,457.95/1,668,603.08 = 354,268.79/x - Step 3: Cross multiply
1,112,457.95x = 1,668,603.08 × 354,268.79 - Step 4: Simplify right side
1,112,457.95x = 591,133,984,027.51 - Step 5: Solve for x
x = 591,133,984,027.51/1,112,457.95 - Step 6: Final answer
x = 531,376.48
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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.