Finding the Fourth Proportional to 1,283,724.24, 1,771,594.82 and 710,764.40
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Solution
The fourth proportional to 1,283,724.24, 1,771,594.82 and 710,764.40 is: 980,885.53
Step by Step Solution
- Step 1: Write the proportion equation
1,283,724.24 : 1,771,594.82 = 710,764.40 : x - Step 2: Convert to fraction form
1,283,724.24/1,771,594.82 = 710,764.40/x - Step 3: Cross multiply
1,283,724.24x = 1,771,594.82 × 710,764.40 - Step 4: Simplify right side
1,283,724.24x = 1,259,186,529,280.41 - Step 5: Solve for x
x = 1,259,186,529,280.41/1,283,724.24 - Step 6: Final answer
x = 980,885.53
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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.