Finding the Fourth Proportional to 1,703,368.12, 2,350,054.43 and 1,091,858.07
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Solution
The fourth proportional to 1,703,368.12, 2,350,054.43 and 1,091,858.07 is: 1,506,383.65
Step by Step Solution
- Step 1: Write the proportion equation
1,703,368.12 : 2,350,054.43 = 1,091,858.07 : x - Step 2: Convert to fraction form
1,703,368.12/2,350,054.43 = 1,091,858.07/x - Step 3: Cross multiply
1,703,368.12x = 2,350,054.43 × 1,091,858.07 - Step 4: Simplify right side
1,703,368.12x = 2,565,925,894,334.75 - Step 5: Solve for x
x = 2,565,925,894,334.75/1,703,368.12 - Step 6: Final answer
x = 1,506,383.65
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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.