Finding the Fourth Proportional to 2,889,588.80, 4,334,901.60 and 1,206,862.40
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Solution
The fourth proportional to 2,889,588.80, 4,334,901.60 and 1,206,862.40 is: 1,810,510.11
Step by Step Solution
- Step 1: Write the proportion equation
2,889,588.80 : 4,334,901.60 = 1,206,862.40 : x - Step 2: Convert to fraction form
2,889,588.80/4,334,901.60 = 1,206,862.40/x - Step 3: Cross multiply
2,889,588.80x = 4,334,901.60 × 1,206,862.40 - Step 4: Simplify right side
2,889,588.80x = 5,231,629,748,739.84 - Step 5: Solve for x
x = 5,231,629,748,739.84/2,889,588.80 - Step 6: Final answer
x = 1,810,510.11
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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.