Finding the Fourth Proportional to 1,406,427.68, 1,940,476.46 and 883,194.71
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Solution
The fourth proportional to 1,406,427.68, 1,940,476.46 and 883,194.71 is: 1,218,561.45
Step by Step Solution
- Step 1: Write the proportion equation
1,406,427.68 : 1,940,476.46 = 883,194.71 : x - Step 2: Convert to fraction form
1,406,427.68/1,940,476.46 = 883,194.71/x - Step 3: Cross multiply
1,406,427.68x = 1,940,476.46 × 883,194.71 - Step 4: Simplify right side
1,406,427.68x = 1,713,818,549,089.93 - Step 5: Solve for x
x = 1,713,818,549,089.93/1,406,427.68 - Step 6: Final answer
x = 1,218,561.45
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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.