Finding the Fourth Proportional to 1,900,497.06, 2,621,691.63 and 1,175,112.90
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Solution
The fourth proportional to 1,900,497.06, 2,621,691.63 and 1,175,112.90 is: 1,621,041.00
Step by Step Solution
- Step 1: Write the proportion equation
1,900,497.06 : 2,621,691.63 = 1,175,112.90 : x - Step 2: Convert to fraction form
1,900,497.06/2,621,691.63 = 1,175,112.90/x - Step 3: Cross multiply
1,900,497.06x = 2,621,691.63 × 1,175,112.90 - Step 4: Simplify right side
1,900,497.06x = 3,080,783,654,235.03 - Step 5: Solve for x
x = 3,080,783,654,235.03/1,900,497.06 - Step 6: Final answer
x = 1,621,041.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.