Finding the Fourth Proportional to 1,565,206.80, 2,350,661.40 and 1,369,251.60
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Solution
The fourth proportional to 1,565,206.80, 2,350,661.40 and 1,369,251.60 is: 2,056,371.65
Step by Step Solution
- Step 1: Write the proportion equation
1,565,206.80 : 2,350,661.40 = 1,369,251.60 : x - Step 2: Convert to fraction form
1,565,206.80/2,350,661.40 = 1,369,251.60/x - Step 3: Cross multiply
1,565,206.80x = 2,350,661.40 × 1,369,251.60 - Step 4: Simplify right side
1,565,206.80x = 3,218,646,883,008.24 - Step 5: Solve for x
x = 3,218,646,883,008.24/1,565,206.80 - Step 6: Final answer
x = 2,056,371.65
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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.