Finding the Fourth Proportional to 848,089.91, 1,169,973.86 and 521,106.08
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Solution
The fourth proportional to 848,089.91, 1,169,973.86 and 521,106.08 is: 718,886.61
Step by Step Solution
- Step 1: Write the proportion equation
848,089.91 : 1,169,973.86 = 521,106.08 : x - Step 2: Convert to fraction form
848,089.91/1,169,973.86 = 521,106.08/x - Step 3: Cross multiply
848,089.91x = 1,169,973.86 × 521,106.08 - Step 4: Simplify right side
848,089.91x = 609,680,483,431.67 - Step 5: Solve for x
x = 609,680,483,431.67/848,089.91 - Step 6: Final answer
x = 718,886.61
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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.