Finding the Fourth Proportional to 1,107,271.47, 1,528,034.58 and 597,973.80
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Solution
The fourth proportional to 1,107,271.47, 1,528,034.58 and 597,973.80 is: 825,203.82
Step by Step Solution
- Step 1: Write the proportion equation
1,107,271.47 : 1,528,034.58 = 597,973.80 : x - Step 2: Convert to fraction form
1,107,271.47/1,528,034.58 = 597,973.80/x - Step 3: Cross multiply
1,107,271.47x = 1,528,034.58 × 597,973.80 - Step 4: Simplify right side
1,107,271.47x = 913,724,644,334.00 - Step 5: Solve for x
x = 913,724,644,334.00/1,107,271.47 - Step 6: Final answer
x = 825,203.82
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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.