Finding the Fourth Proportional to 1,714,736.40, 2,571,579.20 and 1,185,657.36
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Solution
The fourth proportional to 1,714,736.40, 2,571,579.20 and 1,185,657.36 is: 1,778,122.75
Step by Step Solution
- Step 1: Write the proportion equation
1,714,736.40 : 2,571,579.20 = 1,185,657.36 : x - Step 2: Convert to fraction form
1,714,736.40/2,571,579.20 = 1,185,657.36/x - Step 3: Cross multiply
1,714,736.40x = 2,571,579.20 × 1,185,657.36 - Step 4: Simplify right side
1,714,736.40x = 3,049,011,805,302.91 - Step 5: Solve for x
x = 3,049,011,805,302.91/1,714,736.40 - Step 6: Final answer
x = 1,778,122.75
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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.