Finding the Fourth Proportional to 2,069,206.08, 2,855,476.89 and 1,163,788.08
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Solution
The fourth proportional to 2,069,206.08, 2,855,476.89 and 1,163,788.08 is: 1,606,012.08
Step by Step Solution
- Step 1: Write the proportion equation
2,069,206.08 : 2,855,476.89 = 1,163,788.08 : x - Step 2: Convert to fraction form
2,069,206.08/2,855,476.89 = 1,163,788.08/x - Step 3: Cross multiply
2,069,206.08x = 2,855,476.89 × 1,163,788.08 - Step 4: Simplify right side
2,069,206.08x = 3,323,169,967,297.47 - Step 5: Solve for x
x = 3,323,169,967,297.47/2,069,206.08 - Step 6: Final answer
x = 1,606,012.08
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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.