Finding the Fourth Proportional to 4,439,895.42, 6,657,146.28 and 1,740,987.30
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Solution
The fourth proportional to 4,439,895.42, 6,657,146.28 and 1,740,987.30 is: 2,610,423.45
Step by Step Solution
- Step 1: Write the proportion equation
4,439,895.42 : 6,657,146.28 = 1,740,987.30 : x - Step 2: Convert to fraction form
4,439,895.42/6,657,146.28 = 1,740,987.30/x - Step 3: Cross multiply
4,439,895.42x = 6,657,146.28 × 1,740,987.30 - Step 4: Simplify right side
4,439,895.42x = 11,590,007,127,722.24 - Step 5: Solve for x
x = 11,590,007,127,722.24/4,439,895.42 - Step 6: Final answer
x = 2,610,423.45
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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.