Finding the Fourth Proportional to 1,464,117.84, 2,020,462.92 and 819,538.02
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Solution
The fourth proportional to 1,464,117.84, 2,020,462.92 and 819,538.02 is: 1,130,951.44
Step by Step Solution
- Step 1: Write the proportion equation
1,464,117.84 : 2,020,462.92 = 819,538.02 : x - Step 2: Convert to fraction form
1,464,117.84/2,020,462.92 = 819,538.02/x - Step 3: Cross multiply
1,464,117.84x = 2,020,462.92 × 819,538.02 - Step 4: Simplify right side
1,464,117.84x = 1,655,846,180,940.22 - Step 5: Solve for x
x = 1,655,846,180,940.22/1,464,117.84 - Step 6: Final answer
x = 1,130,951.44
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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.