Finding the Fourth Proportional to 1,765,564.80, 2,643,098.40 and 1,167,201.60
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Solution
The fourth proportional to 1,765,564.80, 2,643,098.40 and 1,167,201.60 is: 1,747,332.46
Step by Step Solution
- Step 1: Write the proportion equation
1,765,564.80 : 2,643,098.40 = 1,167,201.60 : x - Step 2: Convert to fraction form
1,765,564.80/2,643,098.40 = 1,167,201.60/x - Step 3: Cross multiply
1,765,564.80x = 2,643,098.40 × 1,167,201.60 - Step 4: Simplify right side
1,765,564.80x = 3,085,028,681,437.44 - Step 5: Solve for x
x = 3,085,028,681,437.44/1,765,564.80 - Step 6: Final answer
x = 1,747,332.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.