Finding the Fourth Proportional to 1,374,349.76, 1,896,599.04 and 770,750.72
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Solution
The fourth proportional to 1,374,349.76, 1,896,599.04 and 770,750.72 is: 1,063,633.96
Step by Step Solution
- Step 1: Write the proportion equation
1,374,349.76 : 1,896,599.04 = 770,750.72 : x - Step 2: Convert to fraction form
1,374,349.76/1,896,599.04 = 770,750.72/x - Step 3: Cross multiply
1,374,349.76x = 1,896,599.04 × 770,750.72 - Step 4: Simplify right side
1,374,349.76x = 1,461,805,075,631.31 - Step 5: Solve for x
x = 1,461,805,075,631.31/1,374,349.76 - Step 6: Final answer
x = 1,063,633.96
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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.