Finding the Fourth Proportional to 1,374,470.71, 1,896,833.48 and 858,530.08
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Solution
The fourth proportional to 1,374,470.71, 1,896,833.48 and 858,530.08 is: 1,184,811.42
Step by Step Solution
- Step 1: Write the proportion equation
1,374,470.71 : 1,896,833.48 = 858,530.08 : x - Step 2: Convert to fraction form
1,374,470.71/1,896,833.48 = 858,530.08/x - Step 3: Cross multiply
1,374,470.71x = 1,896,833.48 × 858,530.08 - Step 4: Simplify right side
1,374,470.71x = 1,628,488,599,331.08 - Step 5: Solve for x
x = 1,628,488,599,331.08/1,374,470.71 - Step 6: Final answer
x = 1,184,811.42
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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.