Finding the Fourth Proportional to 1,433,043, 2,149,582.95 and 421,935.06
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Solution
The fourth proportional to 1,433,043, 2,149,582.95 and 421,935.06 is: 632,908.02
Step by Step Solution
- Step 1: Write the proportion equation
1,433,043 : 2,149,582.95 = 421,935.06 : x - Step 2: Convert to fraction form
1,433,043/2,149,582.95 = 421,935.06/x - Step 3: Cross multiply
1,433,043x = 2,149,582.95 × 421,935.06 - Step 4: Simplify right side
1,433,043x = 906,984,410,983.23 - Step 5: Solve for x
x = 906,984,410,983.23/1,433,043 - Step 6: Final answer
x = 632,908.02
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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.