Finding the Fourth Proportional to 2,471,356.80, 3,706,319.48 and 742,156.95
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Solution
The fourth proportional to 2,471,356.80, 3,706,319.48 and 742,156.95 is: 1,113,020.49
Step by Step Solution
- Step 1: Write the proportion equation
2,471,356.80 : 3,706,319.48 = 742,156.95 : x - Step 2: Convert to fraction form
2,471,356.80/3,706,319.48 = 742,156.95/x - Step 3: Cross multiply
2,471,356.80x = 3,706,319.48 × 742,156.95 - Step 4: Simplify right side
2,471,356.80x = 2,750,670,757,291.60 - Step 5: Solve for x
x = 2,750,670,757,291.60/2,471,356.80 - Step 6: Final answer
x = 1,113,020.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.