Finding the Fourth Proportional to 3,838,319.67, 5,759,472.10 and 1,565,511.51
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Solution
The fourth proportional to 3,838,319.67, 5,759,472.10 and 1,565,511.51 is: 2,349,079.97
Step by Step Solution
- Step 1: Write the proportion equation
3,838,319.67 : 5,759,472.10 = 1,565,511.51 : x - Step 2: Convert to fraction form
3,838,319.67/5,759,472.10 = 1,565,511.51/x - Step 3: Cross multiply
3,838,319.67x = 5,759,472.10 × 1,565,511.51 - Step 4: Simplify right side
3,838,319.67x = 9,016,519,831,362.73 - Step 5: Solve for x
x = 9,016,519,831,362.73/3,838,319.67 - Step 6: Final answer
x = 2,349,079.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.