Finding the Fourth Proportional to 4,779,858.90, 6,596,206.22 and 2,604,402.05
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Solution
The fourth proportional to 4,779,858.90, 6,596,206.22 and 2,604,402.05 is: 3,594,075.34
Step by Step Solution
- Step 1: Write the proportion equation
4,779,858.90 : 6,596,206.22 = 2,604,402.05 : x - Step 2: Convert to fraction form
4,779,858.90/6,596,206.22 = 2,604,402.05/x - Step 3: Cross multiply
4,779,858.90x = 6,596,206.22 × 2,604,402.05 - Step 4: Simplify right side
4,779,858.90x = 17,179,172,967,795.84 - Step 5: Solve for x
x = 17,179,172,967,795.84/4,779,858.90 - Step 6: Final answer
x = 3,594,075.34
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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.