Finding the Fourth Proportional to 4,943,603.71, 7,409,417.50 and 2,097,737.29
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Solution
The fourth proportional to 4,943,603.71, 7,409,417.50 and 2,097,737.29 is: 3,144,064.99
Step by Step Solution
- Step 1: Write the proportion equation
4,943,603.71 : 7,409,417.50 = 2,097,737.29 : x - Step 2: Convert to fraction form
4,943,603.71/7,409,417.50 = 2,097,737.29/x - Step 3: Cross multiply
4,943,603.71x = 7,409,417.50 × 2,097,737.29 - Step 4: Simplify right side
4,943,603.71x = 15,543,011,363,160.69 - Step 5: Solve for x
x = 15,543,011,363,160.69/4,943,603.71 - Step 6: Final answer
x = 3,144,064.99
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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.