Finding the Fourth Proportional to 3,029,964.60, 4,181,437.98 and 1,671,925.08
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Solution
The fourth proportional to 3,029,964.60, 4,181,437.98 and 1,671,925.08 is: 2,307,304.52
Step by Step Solution
- Step 1: Write the proportion equation
3,029,964.60 : 4,181,437.98 = 1,671,925.08 : x - Step 2: Convert to fraction form
3,029,964.60/4,181,437.98 = 1,671,925.08/x - Step 3: Cross multiply
3,029,964.60x = 4,181,437.98 × 1,671,925.08 - Step 4: Simplify right side
3,029,964.60x = 6,991,051,029,226.54 - Step 5: Solve for x
x = 6,991,051,029,226.54/3,029,964.60 - Step 6: Final answer
x = 2,307,304.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.