Finding the Fourth Proportional to 4,258,548.02, 6,387,462.19 and 1,379,853.91
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Solution
The fourth proportional to 4,258,548.02, 6,387,462.19 and 1,379,853.91 is: 2,069,664.26
Step by Step Solution
- Step 1: Write the proportion equation
4,258,548.02 : 6,387,462.19 = 1,379,853.91 : x - Step 2: Convert to fraction form
4,258,548.02/6,387,462.19 = 1,379,853.91/x - Step 3: Cross multiply
4,258,548.02x = 6,387,462.19 × 1,379,853.91 - Step 4: Simplify right side
4,258,548.02x = 8,813,764,639,012.08 - Step 5: Solve for x
x = 8,813,764,639,012.08/4,258,548.02 - Step 6: Final answer
x = 2,069,664.26
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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.