Finding the Fourth Proportional to 1,779,109.84, 2,455,161.06 and 963,296.65
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Solution
The fourth proportional to 1,779,109.84, 2,455,161.06 and 963,296.65 is: 1,329,343.68
Step by Step Solution
- Step 1: Write the proportion equation
1,779,109.84 : 2,455,161.06 = 963,296.65 : x - Step 2: Convert to fraction form
1,779,109.84/2,455,161.06 = 963,296.65/x - Step 3: Cross multiply
1,779,109.84x = 2,455,161.06 × 963,296.65 - Step 4: Simplify right side
1,779,109.84x = 2,365,048,424,308.45 - Step 5: Solve for x
x = 2,365,048,424,308.45/1,779,109.84 - Step 6: Final answer
x = 1,329,343.68
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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.