Finding the Fourth Proportional to 1,584,240.72, 2,185,543.80 and 939,688.08
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Solution
The fourth proportional to 1,584,240.72, 2,185,543.80 and 939,688.08 is: 1,296,349.37
Step by Step Solution
- Step 1: Write the proportion equation
1,584,240.72 : 2,185,543.80 = 939,688.08 : x - Step 2: Convert to fraction form
1,584,240.72/2,185,543.80 = 939,688.08/x - Step 3: Cross multiply
1,584,240.72x = 2,185,543.80 × 939,688.08 - Step 4: Simplify right side
1,584,240.72x = 2,053,729,457,177.90 - Step 5: Solve for x
x = 2,053,729,457,177.90/1,584,240.72 - Step 6: Final answer
x = 1,296,349.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.