Finding the Fourth Proportional to 3,937,718.72, 5,906,911.26 and 1,097,833.40
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Solution
The fourth proportional to 3,937,718.72, 5,906,911.26 and 1,097,833.40 is: 1,646,842.99
Step by Step Solution
- Step 1: Write the proportion equation
3,937,718.72 : 5,906,911.26 = 1,097,833.40 : x - Step 2: Convert to fraction form
3,937,718.72/5,906,911.26 = 1,097,833.40/x - Step 3: Cross multiply
3,937,718.72x = 5,906,911.26 × 1,097,833.40 - Step 4: Simplify right side
3,937,718.72x = 6,484,804,472,064.08 - Step 5: Solve for x
x = 6,484,804,472,064.08/3,937,718.72 - Step 6: Final answer
x = 1,646,842.99
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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.