Finding the Fourth Proportional to 1,497,989.90, 2,246,655.99 and 432,800.21
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Solution
The fourth proportional to 1,497,989.90, 2,246,655.99 and 432,800.21 is: 649,105.30
Step by Step Solution
- Step 1: Write the proportion equation
1,497,989.90 : 2,246,655.99 = 432,800.21 : x - Step 2: Convert to fraction form
1,497,989.90/2,246,655.99 = 432,800.21/x - Step 3: Cross multiply
1,497,989.90x = 2,246,655.99 × 432,800.21 - Step 4: Simplify right side
1,497,989.90x = 972,353,191,509.40 - Step 5: Solve for x
x = 972,353,191,509.40/1,497,989.90 - Step 6: Final answer
x = 649,105.30
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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.