Finding the Fourth Proportional to 3,456,750.24, 4,769,603.14 and 1,986,374.78
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Solution
The fourth proportional to 3,456,750.24, 4,769,603.14 and 1,986,374.78 is: 2,740,787.95
Step by Step Solution
- Step 1: Write the proportion equation
3,456,750.24 : 4,769,603.14 = 1,986,374.78 : x - Step 2: Convert to fraction form
3,456,750.24/4,769,603.14 = 1,986,374.78/x - Step 3: Cross multiply
3,456,750.24x = 4,769,603.14 × 1,986,374.78 - Step 4: Simplify right side
3,456,750.24x = 9,474,219,387,904.81 - Step 5: Solve for x
x = 9,474,219,387,904.81/3,456,750.24 - Step 6: Final answer
x = 2,740,787.95
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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.