Finding the Fourth Proportional to 1,739,468.70, 2,607,129.45 and 728,588.70
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Solution
The fourth proportional to 1,739,468.70, 2,607,129.45 and 728,588.70 is: 1,092,014.51
Step by Step Solution
- Step 1: Write the proportion equation
1,739,468.70 : 2,607,129.45 = 728,588.70 : x - Step 2: Convert to fraction form
1,739,468.70/2,607,129.45 = 728,588.70/x - Step 3: Cross multiply
1,739,468.70x = 2,607,129.45 × 728,588.70 - Step 4: Simplify right side
1,739,468.70x = 1,899,525,056,707.22 - Step 5: Solve for x
x = 1,899,525,056,707.22/1,739,468.70 - Step 6: Final answer
x = 1,092,014.51
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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.