Finding the Fourth Proportional to 5,640,957.75, 8,464,798.94 and 2,047,005.21
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Solution
The fourth proportional to 5,640,957.75, 8,464,798.94 and 2,047,005.21 is: 3,071,727.94
Step by Step Solution
- Step 1: Write the proportion equation
5,640,957.75 : 8,464,798.94 = 2,047,005.21 : x - Step 2: Convert to fraction form
5,640,957.75/8,464,798.94 = 2,047,005.21/x - Step 3: Cross multiply
5,640,957.75x = 8,464,798.94 × 2,047,005.21 - Step 4: Simplify right side
5,640,957.75x = 17,327,487,521,547.45 - Step 5: Solve for x
x = 17,327,487,521,547.45/5,640,957.75 - Step 6: Final answer
x = 3,071,727.94
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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.