Finding the Fourth Proportional to 4,539,724.92, 6,804,857.07 and 1,980,252.09
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Solution
The fourth proportional to 4,539,724.92, 6,804,857.07 and 1,980,252.09 is: 2,968,314.75
Step by Step Solution
- Step 1: Write the proportion equation
4,539,724.92 : 6,804,857.07 = 1,980,252.09 : x - Step 2: Convert to fraction form
4,539,724.92/6,804,857.07 = 1,980,252.09/x - Step 3: Cross multiply
4,539,724.92x = 6,804,857.07 × 1,980,252.09 - Step 4: Simplify right side
4,539,724.92x = 13,475,332,435,018.78 - Step 5: Solve for x
x = 13,475,332,435,018.78/4,539,724.92 - Step 6: Final answer
x = 2,968,314.75
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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.