Finding the Fourth Proportional to 4,323,304.62, 6,484,956.93 and 1,128,402.90
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Solution
The fourth proportional to 4,323,304.62, 6,484,956.93 and 1,128,402.90 is: 1,692,604.35
Step by Step Solution
- Step 1: Write the proportion equation
4,323,304.62 : 6,484,956.93 = 1,128,402.90 : x - Step 2: Convert to fraction form
4,323,304.62/6,484,956.93 = 1,128,402.90/x - Step 3: Cross multiply
4,323,304.62x = 6,484,956.93 × 1,128,402.90 - Step 4: Simplify right side
4,323,304.62x = 7,317,644,206,187.10 - Step 5: Solve for x
x = 7,317,644,206,187.10/4,323,304.62 - Step 6: Final answer
x = 1,692,604.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.