Finding the Fourth Proportional to 1,935,455.44, 2,670,938.90 and 1,064,346.31
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Solution
The fourth proportional to 1,935,455.44, 2,670,938.90 and 1,064,346.31 is: 1,468,803.62
Step by Step Solution
- Step 1: Write the proportion equation
1,935,455.44 : 2,670,938.90 = 1,064,346.31 : x - Step 2: Convert to fraction form
1,935,455.44/2,670,938.90 = 1,064,346.31/x - Step 3: Cross multiply
1,935,455.44x = 2,670,938.90 × 1,064,346.31 - Step 4: Simplify right side
1,935,455.44x = 2,842,803,957,128.73 - Step 5: Solve for x
x = 2,842,803,957,128.73/1,935,455.44 - Step 6: Final answer
x = 1,468,803.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.