Finding the Fourth Proportional to 1,232,668.68, 1,701,074.50 and 688,805.84
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Solution
The fourth proportional to 1,232,668.68, 1,701,074.50 and 688,805.84 is: 950,547.43
Step by Step Solution
- Step 1: Write the proportion equation
1,232,668.68 : 1,701,074.50 = 688,805.84 : x - Step 2: Convert to fraction form
1,232,668.68/1,701,074.50 = 688,805.84/x - Step 3: Cross multiply
1,232,668.68x = 1,701,074.50 × 688,805.84 - Step 4: Simplify right side
1,232,668.68x = 1,171,710,049,875.08 - Step 5: Solve for x
x = 1,171,710,049,875.08/1,232,668.68 - Step 6: Final answer
x = 950,547.43
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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.