Finding the Fourth Proportional to 1,845,268.80, 2,767,903.20 and 1,668,121.80
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Solution
The fourth proportional to 1,845,268.80, 2,767,903.20 and 1,668,121.80 is: 2,502,182.70
Step by Step Solution
- Step 1: Write the proportion equation
1,845,268.80 : 2,767,903.20 = 1,668,121.80 : x - Step 2: Convert to fraction form
1,845,268.80/2,767,903.20 = 1,668,121.80/x - Step 3: Cross multiply
1,845,268.80x = 2,767,903.20 × 1,668,121.80 - Step 4: Simplify right side
1,845,268.80x = 4,617,199,668,209.76 - Step 5: Solve for x
x = 4,617,199,668,209.76/1,845,268.80 - Step 6: Final answer
x = 2,502,182.70
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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.